Pith Number

pith:XAWGWWKC

pith:2012:XAWGWWKCWG5LZ4SWWW6FBFHAVA

not attested not anchored not stored refs pending

The Virgo Cluster

Jeremy Mould

arxiv:1210.1641 v1 · 2012-10-05 · 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{XAWGWWKCWG5LZ4SWWW6FBFHAVA}

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	2026-05-18T01:54:05.453866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b82c6b5942b1babcf256b5bc5094e0a808e2b852499d9e78e09dc3228783420b

Aliases

arxiv: 1210.1641 · arxiv_version: 1210.1641v1 · doi: 10.48550/arxiv.1210.1641 · pith_short_12: XAWGWWKCWG5L · pith_short_16: XAWGWWKCWG5LZ4SW · pith_short_8: XAWGWWKC

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/XAWGWWKCWG5LZ4SWWW6FBFHAVA \
  | 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: b82c6b5942b1babcf256b5bc5094e0a808e2b852499d9e78e09dc3228783420b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc4621a0080df5b783190cc3d4be78445ab9930d51da48c13979e708fd3268ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-05T04:05:16Z",
    "title_canon_sha256": "35b492fdfdcbea0b7186648688d27b4d119943c88f0852637d22665a0a1e6300"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1641",
    "kind": "arxiv",
    "version": 1
  }
}