Pith Number

pith:QXJ4SZDI

pith:2017:QXJ4SZDI52KOPJIUQVA6EJUOYI

not attested not anchored not stored refs pending

Matching Logic

Grigore Rosu

arxiv:1705.06312 v2 · 2017-05-17 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QXJ4SZDI52KOPJIUQVA6EJUOYI}

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	2026-05-17T23:51:21.612670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85d3c96468ee94e7a5148541e2268ec2200e6fd0d03b52a36b4ba13dd230ea0b

Aliases

arxiv: 1705.06312 · arxiv_version: 1705.06312v2 · doi: 10.48550/arxiv.1705.06312 · pith_short_12: QXJ4SZDI52KO · pith_short_16: QXJ4SZDI52KOPJIU · pith_short_8: QXJ4SZDI

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/QXJ4SZDI52KOPJIUQVA6EJUOYI \
  | 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: 85d3c96468ee94e7a5148541e2268ec2200e6fd0d03b52a36b4ba13dd230ea0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f6a74ab6fd520b58e8fae69f6e7887b7955437f932d3b7ee2ed1ff5cfd50312",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-05-17T18:54:05Z",
    "title_canon_sha256": "2e71113d37907f9c29a49bc3484a7c43d9ab50ec044c192d950fd6ec99b35ad9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06312",
    "kind": "arxiv",
    "version": 2
  }
}