Pith Number

pith:PCXV5YEY

pith:2012:PCXV5YEYKC5KDJDHEEEFZFPAAD

not attested not anchored not stored refs pending

High-resolution optical imaging of the core of the globular cluster M15 with FastCam

Alejandro Oscoz, Anastasio D\'iaz-S\'anchez, Antonio P\'erez-Garrido, Isidro Vill\'o, Jorge A. P\'erez-Prieto, Luis F. Rodr\'iguez, Rafael Rebolo, Roberto L\'opez, Sergi R. Hildebrandt

arxiv:1204.5340 v1 · 2012-04-24 · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCXV5YEYKC5KDJDHEEEFZFPAAD}

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	2026-05-18T01:57:46.830162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78af5ee09850baa1a46721085c95e000c1c21d85d927fc49409a79ed8dcb957b

Aliases

arxiv: 1204.5340 · arxiv_version: 1204.5340v1 · doi: 10.48550/arxiv.1204.5340 · pith_short_12: PCXV5YEYKC5K · pith_short_16: PCXV5YEYKC5KDJDH · pith_short_8: PCXV5YEY

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/PCXV5YEYKC5KDJDHEEEFZFPAAD \
  | 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: 78af5ee09850baa1a46721085c95e000c1c21d85d927fc49409a79ed8dcb957b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5af6ca274e2bbac719cd5923710186020e2a92ede3fbd8bb59053c49ceca04b1",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-04-24T11:20:55Z",
    "title_canon_sha256": "1e5da4c4d04d6c33918f7ff43e149f931d829ac6dfe5fa962528130b8bd835d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5340",
    "kind": "arxiv",
    "version": 1
  }
}