Pith Number

pith:OOROR34L

pith:2015:OOROR34L5IKPNFNCSEKJSFTBY2

not attested not anchored not stored refs pending

Continuous voting by approval and participation

Renato Fabbri, Ricardo Poppi

arxiv:1505.06640 v1 · 2015-04-24 · cs.CY · 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{OOROR34L5IKPNFNCSEKJSFTBY2}

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	2026-05-18T02:03:44.426748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73a2e8ef8bea14f695a29114991661c69fb58d4076fae0062f216a2206918869

Aliases

arxiv: 1505.06640 · arxiv_version: 1505.06640v1 · doi: 10.48550/arxiv.1505.06640 · pith_short_12: OOROR34L5IKP · pith_short_16: OOROR34L5IKPNFNC · pith_short_8: OOROR34L

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/OOROR34L5IKPNFNCSEKJSFTBY2 \
  | 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: 73a2e8ef8bea14f695a29114991661c69fb58d4076fae0062f216a2206918869

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99a363c290a5fe1b43834ea4fbb4fd05200482c4756b67d667702bb81a3d4e02",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2015-04-24T23:34:58Z",
    "title_canon_sha256": "ec2dbe939b2aae4cb6fe345460cfafe6063915e15b2634e293dea3c87fc153bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.06640",
    "kind": "arxiv",
    "version": 1
  }
}