Pith Number

pith:TUSNNWAM

pith:2013:TUSNNWAMPGTTEUR4PWBLHHQB3Y

not attested not anchored not stored refs pending

Testing MOND gravity in the shell galaxy NGC 3923

Bruno Jungwiert, Ivana Ebrova, Katerina Bartoskova, Lucie Jilkova, Michal Bilek, Miroslav Krizek

arxiv:1309.1003 v2 · 2013-09-04 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TUSNNWAMPGTTEUR4PWBLHHQB3Y}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:47:49.895299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d24d6d80c79a732523c7d82b39e01de368503aa688655db8c0357deb4c6e6ab

Aliases

arxiv: 1309.1003 · arxiv_version: 1309.1003v2 · doi: 10.48550/arxiv.1309.1003 · pith_short_12: TUSNNWAMPGTT · pith_short_16: TUSNNWAMPGTTEUR4 · pith_short_8: TUSNNWAM

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/TUSNNWAMPGTTEUR4PWBLHHQB3Y \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9d24d6d80c79a732523c7d82b39e01de368503aa688655db8c0357deb4c6e6ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5787770867856ac3a905996bb34825a4840acd75d672c4b3afa2ad4f96f74f8c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-09-04T12:31:08Z",
    "title_canon_sha256": "ee552263fef638cfcf29c70aec2690f01fe7b9dc26c7075484bb2463c9b96653"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1003",
    "kind": "arxiv",
    "version": 2
  }
}