Pith Number

pith:G2A74QHT

pith:2011:G2A74QHTR7PFGXRH6VKHYHQII4

not attested not anchored not stored refs pending

Web Accessibility - A timely recognized challenge

Jameel A. Qadri, M. Tariq Banday

arxiv:1112.5728 v1 · 2011-12-24 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G2A74QHTR7PFGXRH6VKHYHQII4}

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	2026-05-18T04:05:37.701662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3681fe40f38fde535e27f5547c1e084729552f2914dedac336a7972c3c35d8ba

Aliases

arxiv: 1112.5728 · arxiv_version: 1112.5728v1 · doi: 10.48550/arxiv.1112.5728 · pith_short_12: G2A74QHTR7PF · pith_short_16: G2A74QHTR7PFGXRH · pith_short_8: G2A74QHT

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/G2A74QHTR7PFGXRH6VKHYHQII4 \
  | 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: 3681fe40f38fde535e27f5547c1e084729552f2914dedac336a7972c3c35d8ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ed653dca79b029040d523e54d7d5ccca0dcb10369aa1bc0eaee20539b445921",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2011-12-24T14:31:36Z",
    "title_canon_sha256": "295514f9d1db24d727c436cf9abb15aed6538021d1eb45d1796ca177d5c4b580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5728",
    "kind": "arxiv",
    "version": 1
  }
}