Pith Number

pith:ES5OUIWV

pith:2010:ES5OUIWVSZUW5CASBEVX42UVZW

not attested not anchored not stored refs pending

Galaxies M32 and NGC 5102 Confirm a Near-infrared Spectroscopic Chronometer

Gerald Cecil, James A. Rose, Jesse Miner

arxiv:1012.2807 v1 · 2010-12-13 · astro-ph.GA · 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{ES5OUIWVSZUW5CASBEVX42UVZW}

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.

Cited by

1 paper in Pith

Decomposing cool stellar populations with H-band spectral fluctuations: Long-period variable stars in NGC 5128 and carbon stars in NGC 5102

Receipt and verification

First computed	2026-05-18T02:04:25.601569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24baea22d596696e8812092b7e6a95cd99bf55f21525028460a5775cdf8cd25b

Aliases

arxiv: 1012.2807 · arxiv_version: 1012.2807v1 · doi: 10.48550/arxiv.1012.2807 · pith_short_12: ES5OUIWVSZUW · pith_short_16: ES5OUIWVSZUW5CAS · pith_short_8: ES5OUIWV

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/ES5OUIWVSZUW5CASBEVX42UVZW \
  | 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: 24baea22d596696e8812092b7e6a95cd99bf55f21525028460a5775cdf8cd25b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83ef9701c6bc642720c74334e1229bef0720cd106f65fe33710e40a0332d1fa5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-12-13T17:31:45Z",
    "title_canon_sha256": "4134c78b41b859228ecf555abdd33f3d56ccb18e91925a4e049a24300e1715b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2807",
    "kind": "arxiv",
    "version": 1
  }
}