Pith Number

pith:2P2MHLZM

pith:2013:2P2MHLZMHIIR3WZF6NNHJEC5CP

not attested not anchored not stored refs pending

The distance to the young cluster NGC 7129 and its age

A. Kazlauskas, E. Tognelli, J. Zdanavicius, K. Zdanavicius, M. Maskoliunas, P.G. Prada Moroni, R.P. Boyle, V. Laugalys, V. Straizys

arxiv:1312.1153 v1 · 2013-12-04 · 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{2P2MHLZMHIIR3WZF6NNHJEC5CP}

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	2026-05-18T01:45:58.741336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3f4c3af2c3a111ddb25f35a74905d13cb4f0728a6321839644a84e38804b2b0

Aliases

arxiv: 1312.1153 · arxiv_version: 1312.1153v1 · doi: 10.48550/arxiv.1312.1153 · pith_short_12: 2P2MHLZMHIIR · pith_short_16: 2P2MHLZMHIIR3WZF · pith_short_8: 2P2MHLZM

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/2P2MHLZMHIIR3WZF6NNHJEC5CP \
  | 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: d3f4c3af2c3a111ddb25f35a74905d13cb4f0728a6321839644a84e38804b2b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9ade35cc66114e98e911a488a1fd7e6d550999cd8814fe3badd0f791de8d98d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-12-04T13:24:15Z",
    "title_canon_sha256": "ddc98bd686d00bbcb9c86d36d91709aeadeec50c1f6025bad4bc4e1717a981ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1153",
    "kind": "arxiv",
    "version": 1
  }
}