Pith Number

pith:GYPQNM7Q

pith:2012:GYPQNM7Q6XEJTS5BGR74WT2VCX

not attested not anchored not stored refs pending

Analysis of the CN and CH molecular band strengths in stars of the open cluster NGC 6791

2) ((1) Instituto de Astrof\'isica de Canarias, (2) Departamento de Astrof\'isica, R. Carrera (1, Spain, Spain), Universidad de La Laguna

arxiv:1209.0230 v1 · 2012-09-03 · 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{GYPQNM7Q6XEJTS5BGR74WT2VCX}

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	2026-05-18T01:54:48.362439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

361f06b3f0f5c899cba1347fcb4f5515fa1a1f5b00545ec19cc72d6b0cd27ec8

Aliases

arxiv: 1209.0230 · arxiv_version: 1209.0230v1 · doi: 10.48550/arxiv.1209.0230 · pith_short_12: GYPQNM7Q6XEJ · pith_short_16: GYPQNM7Q6XEJTS5B · pith_short_8: GYPQNM7Q

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/GYPQNM7Q6XEJTS5BGR74WT2VCX \
  | 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: 361f06b3f0f5c899cba1347fcb4f5515fa1a1f5b00545ec19cc72d6b0cd27ec8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7886bd500b8e5321902cc1b0ce818f0e6d67e6e9667bc0de5d5eaa70a01ea6bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-09-03T02:00:13Z",
    "title_canon_sha256": "157558ec49cb448afe78aad88f6b795fa5a3492bc904321922b90bf7adf0072d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.0230",
    "kind": "arxiv",
    "version": 1
  }
}