Pith Number

pith:UPJEGMZK

pith:2014:UPJEGMZKYACYB3N7KBCI4WXQSV

not attested not anchored not stored refs pending

Molecules, dust, and protostars in NGC 3503

C. E. Cappa, G. A. Romero, J. Vasquez, L. Bronfman, N. U. Duronea, R. Barb\'a

arxiv:1402.5041 v1 · 2014-02-20 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPJEGMZKYACYB3N7KBCI4WXQSV}

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	2026-05-18T02:52:25.721356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3d243332ac00580edbf50448e5af09577e5cae34427e8a8f619139b16c5c615

Aliases

arxiv: 1402.5041 · arxiv_version: 1402.5041v1 · doi: 10.48550/arxiv.1402.5041 · pith_short_12: UPJEGMZKYACY · pith_short_16: UPJEGMZKYACYB3N7 · pith_short_8: UPJEGMZK

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/UPJEGMZKYACYB3N7KBCI4WXQSV \
  | 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: a3d243332ac00580edbf50448e5af09577e5cae34427e8a8f619139b16c5c615

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ff36cff77bf5eab2cc0d088c100f802f5b09a00fdb7f97d0416baba80f59a1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-02-20T15:38:49Z",
    "title_canon_sha256": "87d1f89e99c9d77288074ce16b5a2cd5cf57c088a508ea6ad878b942122fe07e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5041",
    "kind": "arxiv",
    "version": 1
  }
}