Pith Number

pith:P4I3CY53

pith:2018:P4I3CY53EMDH3JKRZTN6UGUDTQ

not attested not anchored not stored refs pending

Reviewing, indicating, and counting books for modern research evaluation systems

Alesia Zuccala, Nicolas Robinson-Garcia

arxiv:1807.05789 v2 · 2018-07-16 · 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{P4I3CY53EMDH3JKRZTN6UGUDTQ}

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	2026-05-18T00:08:53.727563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f11b163bb23067da551ccdbea1a839c005a97b313c3a74dfd366839fdb8d94f

Aliases

arxiv: 1807.05789 · arxiv_version: 1807.05789v2 · doi: 10.48550/arxiv.1807.05789 · pith_short_12: P4I3CY53EMDH · pith_short_16: P4I3CY53EMDH3JKR · pith_short_8: P4I3CY53

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/P4I3CY53EMDH3JKRZTN6UGUDTQ \
  | 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: 7f11b163bb23067da551ccdbea1a839c005a97b313c3a74dfd366839fdb8d94f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72ef86b4abea3242a1db8df570e443890b5771ecdfefc708113221aec7878f58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2018-07-16T11:00:26Z",
    "title_canon_sha256": "cf865dd3a6b04261c46c5420fbddf02f99c58b4bff3e81152239cb99091fc95d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05789",
    "kind": "arxiv",
    "version": 2
  }
}