Pith Number

pith:I6U6KGSY

pith:2011:I6U6KGSYPV7JF5TPOB43IYWQE2

not attested not anchored not stored refs pending

Seeding for pervasively overlapping communities

Aaron McDaid, Conrad Lee, Fergal Reid, Neil Hurley

arxiv:1104.5578 v1 · 2011-04-29 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I6U6KGSYPV7JF5TPOB43IYWQE2}

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	2026-05-18T02:02:13.088972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47a9e51a587d7e92f66f7079b462d0269422692916370268256cfdea63dc9eec

Aliases

arxiv: 1104.5578 · arxiv_version: 1104.5578v1 · doi: 10.48550/arxiv.1104.5578 · pith_short_12: I6U6KGSYPV7J · pith_short_16: I6U6KGSYPV7JF5TP · pith_short_8: I6U6KGSY

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/I6U6KGSYPV7JF5TPOB43IYWQE2 \
  | 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: 47a9e51a587d7e92f66f7079b462d0269422692916370268256cfdea63dc9eec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52a77f0ae845993262fed25fa017d0ac8ff39f328a9aa11e41cd577e3d21b744",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2011-04-29T09:21:33Z",
    "title_canon_sha256": "410028d69b7cc0f88cf147de5035c4731a5e0b13d892c5867b91e70942048913"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.5578",
    "kind": "arxiv",
    "version": 1
  }
}