Pith Number

pith:I6Y35O43

pith:2012:I6Y35O4347ISFDVINZMOIOEH75

not attested not anchored not stored refs pending

Axion as a cold dark matter candidate: low-mass case

Chan-Gyung Park, Hyerim Noh, Jai-chan Hwang

arxiv:1207.3124 v1 · 2012-07-13 · 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{I6Y35O4347ISFDVINZMOIOEH75}

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	2026-05-18T01:56:24.112890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47b1bebb9be7d1228ea86e58e43887ff7d36ff700793ebc6efa3dc36a4c4c837

Aliases

arxiv: 1207.3124 · arxiv_version: 1207.3124v1 · doi: 10.48550/arxiv.1207.3124 · pith_short_12: I6Y35O4347IS · pith_short_16: I6Y35O4347ISFDVI · pith_short_8: I6Y35O43

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/I6Y35O4347ISFDVINZMOIOEH75 \
  | 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: 47b1bebb9be7d1228ea86e58e43887ff7d36ff700793ebc6efa3dc36a4c4c837

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc0a32afa17ca61869306e973cafb94689128ebafc8f5dcb998055aa5d564a77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-13T00:36:03Z",
    "title_canon_sha256": "fea1bb4ff6c73dadeab568caf7ed81af2964b44e0411e1557ef78d2647e5c733"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3124",
    "kind": "arxiv",
    "version": 1
  }
}