Add Smithsonian fetch

[TimidRobot]

Fixes

• Fixes Add Smithsonian Institution Archives as data source #237 by @oree-xx

Description

Add Smithsonian fetch script

Technical details

Example smithsonian_1_metrics.csv (click to expand)

CC0_RECORDS	CC0_RECORDS_WITH_CC0_MEDIA	CC0_MEDIA	CC0_MEDIA_PERCENTAGE	TOTAL_OBJECTS
14273329	5199915	4503016	36	15616799

Table created with command and manually added deliminator row:

sed -e's/","/ | /g' -e's/^"/| /' -e's/"$/ |/' data/2025Q4/1-fetch/smithsonian_1_metrics.csv

Example smithsonian_2_units.csv (click to expand)

UNIT	CC0_RECORDS	CC0_RECORDS_WITH_CC0_MEDIA	TOTAL_OBJECTS
AAA	0	0	29735
AAG	0	0	344
ACM	251	247	2977
ACMA	0	0	57
CFCHFOLKLIFE	17544	0	18517
CHNDM	58158	54590	201545
FBR	1517	37	11248
FSG	4720	4720	45588
HAC	430	430	1437
HMSG	449	448	13898
HSFA	0	0	299
NASM	1010	989	32325
NMAAHC	22224	4465	22577
NMAH	1316502	10548	1317248
NMAI	237637	180	239307
NMAfA	111	111	12477
NMNHANTHRO	497734	0	497734
NMNHBIRDS	635217	559038	635217
NMNHBOTANY	4562256	3572487	4562256
NMNHEDUCATION	6473	4090	6473
NMNHENTO	731838	197223	731838
NMNHFISHES	502585	10806	502585
NMNHHERPS	615308	2345	615308
NMNHINV	2003972	70094	2003972
NMNHMAMMALS	626133	542046	626133
NMNHMINSCI	465275	11311	465275
NMNHPALEO	743533	94487	743533
NPG	15446	14540	123566
NPM	10814	8005	83710
NZP	1061	1061	2086
OCIO_DPO3D	108	17	146
OFEO-SG	5509	3665	7295
SAAM	13626	12891	188157
SIA	35498	5477	48169
SIL	1035579	13567	1039087
SILAF	63416	0	63416
SILNMAHTL	34577	0	34577
SLA_SRO	104811	0	104811

Table created with command and manually added deliminator row:

sed -e's/","/ | /g' -e's/^"/| /' -e's/"$/ |/' data/2025Q4/1-fetch/smithsonian_2_units.csv

Checklist

• I have read and understood the Developer Certificate of Origin (DCO), below, which covers the contents of this pull request (PR).
• My pull request doesn't include code or content generated with AI.
• My pull request has a descriptive title (not a vague title like Update index.md).
• My pull request targets the default branch of the repository (main or master).
• My commit messages follow best practices.
• My code follows the established code style of the repository.
• I added or updated unit tests and/or test scripts for the changes I made (if applicable).
• I added or updated documentation (if applicable).
• I tried running the project locally and verified that there are no
  visible errors.

Developer Certificate of Origin

For the purposes of this DCO, "license" is equivalent to "license or public domain dedication," and "open source license" is equivalent to "open content license or public domain dedication."

Developer Certificate of Origin

Developer Certificate of Origin
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Developer's Certificate of Origin 1.1

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(a) The contribution was created in whole or in part by me and I
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(b) The contribution is based upon previous work that, to the best
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    by me, under the same open source license (unless I am
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(c) The contribution was provided directly to me by some other
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(d) I understand and agree that this project and the contribution
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[oree-xx]

This looks good to me!