Pith Number

pith:XHFLDQDZ

pith:2016:XHFLDQDZG3AXZVOPKWQIXMPDIG

not attested not anchored not stored refs pending

On the Origin of Samples: Attribution of Output to a Particular Algorithm

Roman V. Yampolskiy

arxiv:1608.06172 v1 · 2016-08-18 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XHFLDQDZG3AXZVOPKWQIXMPDIG}

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	2026-05-18T00:56:45.598584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9cab1c07936c17cd5cf55a08bb1e3419336960aa1fc27293ffb6b5ba24a3e5d

Aliases

arxiv: 1608.06172 · arxiv_version: 1608.06172v1 · doi: 10.48550/arxiv.1608.06172 · pith_short_12: XHFLDQDZG3AX · pith_short_16: XHFLDQDZG3AXZVOP · pith_short_8: XHFLDQDZ

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/XHFLDQDZG3AXZVOPKWQIXMPDIG \
  | 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: b9cab1c07936c17cd5cf55a08bb1e3419336960aa1fc27293ffb6b5ba24a3e5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4162314054b96b2bd6fc38048b39d4142c0b1285f4d9d814ceb504116e6fe2c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2016-08-18T19:05:25Z",
    "title_canon_sha256": "8269f68024a3dd6b6d4f93516b7c840a70414d1a346faddd2e327bb3ce08b4e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.06172",
    "kind": "arxiv",
    "version": 1
  }
}