Pith Number

pith:FHBLYTUL

pith:2011:FHBLYTULWQEE73MIP7TTCTZDIM

not attested not anchored not stored refs pending

The relation between surface star formation rate density and spiral arms in NGC 5236 (M83)

Esteban Silva-Villa, Soeren Larsen

arxiv:1111.1249 v1 · 2011-11-04 · 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{FHBLYTULWQEE73MIP7TTCTZDIM}

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	2026-05-18T01:59:45.236956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29c2bc4e8bb4084fed887fe7314f23433b71711d00fe3f7ae3f3de07655d9641

Aliases

arxiv: 1111.1249 · arxiv_version: 1111.1249v1 · doi: 10.48550/arxiv.1111.1249 · pith_short_12: FHBLYTULWQEE · pith_short_16: FHBLYTULWQEE73MI · pith_short_8: FHBLYTUL

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/FHBLYTULWQEE73MIP7TTCTZDIM \
  | 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: 29c2bc4e8bb4084fed887fe7314f23433b71711d00fe3f7ae3f3de07655d9641

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9c39dd6a20a856c7d057fb094fb38be41fdef49389214517ac9093106e09658",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-04T21:00:00Z",
    "title_canon_sha256": "439a7adb435fc56d461900e7de89dccd36d0f20fdaf63f05d146710a671738aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1249",
    "kind": "arxiv",
    "version": 1
  }
}