Pith Number

pith:HS56UNPZ

pith:2020:HS56UNPZIQRXWEGOTYJKNLNDK5

not attested not anchored not stored refs pending

Wikipedia Citations: A comprehensive dataset of citations with identifiers extracted from English Wikipedia

Giovanni Colavizza, Harshdeep Singh, Robert West

arxiv:2007.07022 v2 · 2020-07-14 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HS56UNPZIQRXWEGOTYJKNLNDK5}

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	2026-07-05T01:53:38.267050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cbbea35f944237b10ce9e12a6ada357586d4a79cecb61843d7af2a2410b5090

Aliases

arxiv: 2007.07022 · arxiv_version: 2007.07022v2 · doi: 10.48550/arxiv.2007.07022 · pith_short_12: HS56UNPZIQRX · pith_short_16: HS56UNPZIQRXWEGO · pith_short_8: HS56UNPZ

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/HS56UNPZIQRXWEGOTYJKNLNDK5 \
  | 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: 3cbbea35f944237b10ce9e12a6ada357586d4a79cecb61843d7af2a2410b5090

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2069be1949d0a0d1b0d97780617b295807a41d0b32553a78d3adff62410b8e31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2020-07-14T13:30:25Z",
    "title_canon_sha256": "000832c3fdbf96d5e5af4d61e260e656fe8c8f18fbe33abe59f53ccf8694b5ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.07022",
    "kind": "arxiv",
    "version": 2
  }
}