Pith Number

pith:AXUNCJYH

pith:2012:AXUNCJYH7LPTLKXFDDBROY4FHQ

not attested not anchored not stored refs pending

Quasometry, Its Use and Purpose

Alan Fey, Bryan Dorland, Christopher Dieck, Ciprian Berghea, David Boboltz, Henrique Schmitt, Norbert Zacharias, Rachel Dudik, Ralph Gaume, Valeri Makarov, Xuming Lei

arxiv:1202.5283 v1 · 2012-02-23 · astro-ph.IM · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AXUNCJYH7LPTLKXFDDBROY4FHQ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:01:38.474982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05e8d12707fadf35aae518c31763853c28c7198e6f014d5de677217f97d97f93

Aliases

arxiv: 1202.5283 · arxiv_version: 1202.5283v1 · doi: 10.48550/arxiv.1202.5283 · pith_short_12: AXUNCJYH7LPT · pith_short_16: AXUNCJYH7LPTLKXF · pith_short_8: AXUNCJYH

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/AXUNCJYH7LPTLKXFDDBROY4FHQ \
  | 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: 05e8d12707fadf35aae518c31763853c28c7198e6f014d5de677217f97d97f93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20ab396e8fb0bffdf29bda546aa586234add31596986f533aeeff003c8f537ea",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-02-23T20:16:19Z",
    "title_canon_sha256": "60d95106a6551ad859e1570309912769f5b74fffe5d2e1342844056cdb56e035"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5283",
    "kind": "arxiv",
    "version": 1
  }
}