Pith Number

pith:R5US23YU

pith:2014:R5US23YUST55XOQBX26H7RQQPI

not attested not anchored not stored refs pending

Computing degree and class degree

Mahsa Allahbakhshi

arxiv:1404.2530 v1 · 2014-04-09 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R5US23YUST55XOQBX26H7RQQPI}

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	2026-05-18T02:54:31.305164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f692d6f1494fbdbba01bebc7fc6107a3deb5255d7bc6a6524ce5b097540d90a

Aliases

arxiv: 1404.2530 · arxiv_version: 1404.2530v1 · doi: 10.48550/arxiv.1404.2530 · pith_short_12: R5US23YUST55 · pith_short_16: R5US23YUST55XOQB · pith_short_8: R5US23YU

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/R5US23YUST55XOQBX26H7RQQPI \
  | 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: 8f692d6f1494fbdbba01bebc7fc6107a3deb5255d7bc6a6524ce5b097540d90a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0735c7a121cd189b888cf48f3f159035f549c79a4f5223748526ef7386884bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-04-09T16:10:49Z",
    "title_canon_sha256": "ea5d3f87665fd79ee2a63b7597f48e3fc9e70d21cbb61b45d6194b675e099803"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2530",
    "kind": "arxiv",
    "version": 1
  }
}