Pith Number

pith:3RV3NUNY

pith:2011:3RV3NUNYQFXOEX3AWR6PTSCOVU

not attested not anchored not stored refs pending

Digging down the past

Orfeu Bertolami

arxiv:1110.4528 v4 · 2011-10-20 · physics.hist-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3RV3NUNYQFXOEX3AWR6PTSCOVU}

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	2026-05-18T04:06:35.333900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc6bb6d1b8816ee25f60b47cf9c84ead0c6b8f7860d6dd204a54d0b5dff65abd

Aliases

arxiv: 1110.4528 · arxiv_version: 1110.4528v4 · doi: 10.48550/arxiv.1110.4528 · pith_short_12: 3RV3NUNYQFXO · pith_short_16: 3RV3NUNYQFXOEX3A · pith_short_8: 3RV3NUNY

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/3RV3NUNYQFXOEX3AWR6PTSCOVU \
  | 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: dc6bb6d1b8816ee25f60b47cf9c84ead0c6b8f7860d6dd204a54d0b5dff65abd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d28582dda0e396c469730689a00d864705c40523b02a3204c286f1037c29e4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2011-10-20T13:43:39Z",
    "title_canon_sha256": "42fbb771d56a9d06a467e1e4821b36b02926fbfadb6dc1ee56dece0f40eb436f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.4528",
    "kind": "arxiv",
    "version": 4
  }
}