Pith Number

pith:WH7UWKJJ

pith:2012:WH7UWKJJEEKWMBJ6LKES7F2TGA

not attested not anchored not stored refs pending

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Barry Smyth, Derek Greene, Gavin Sheridan, P\'adraig Cunningham

arxiv:1206.1728 v2 · 2012-06-08 · cs.SI · cs.AI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WH7UWKJJEEKWMBJ6LKES7F2TGA}

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	2026-05-18T03:52:00.660688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1ff4b2929211566053e5a892f975330207d003ebeea8e0029440a3de3d965b1

Aliases

arxiv: 1206.1728 · arxiv_version: 1206.1728v2 · doi: 10.48550/arxiv.1206.1728 · pith_short_12: WH7UWKJJEEKW · pith_short_16: WH7UWKJJEEKWMBJ6 · pith_short_8: WH7UWKJJ

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/WH7UWKJJEEKWMBJ6LKES7F2TGA \
  | 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: b1ff4b2929211566053e5a892f975330207d003ebeea8e0029440a3de3d965b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "555f72f4dd1fd4a2652da040b85ad7a2cef092d13bdb14ab8e371140fbaebfe8",
    "cross_cats_sorted": [
      "cs.AI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2012-06-08T11:12:53Z",
    "title_canon_sha256": "aefe7e6c5fdc4b915a57cfce5e24d9b8c49b72fa7fd5f2356f8172107fc5122e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.1728",
    "kind": "arxiv",
    "version": 2
  }
}