Pith Number

pith:VD53QNMQ

pith:2019:VD53QNMQIUS7SSR3ZNQQYNHTAW

not attested not anchored not stored refs pending

Cognitive Information Measurements: A New Perspective

Hamid Gharavi, Min Chen, Victor C. M. Leung, Yixue Hao

arxiv:1907.01719 v1 · 2019-07-03 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VD53QNMQIUS7SSR3ZNQQYNHTAW}

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	2026-05-17T23:41:35.330795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8fbb835904525f94a3bcb610c34f3059188d358aec06cace7ef994d2a4a891d

Aliases

arxiv: 1907.01719 · arxiv_version: 1907.01719v1 · doi: 10.48550/arxiv.1907.01719 · pith_short_12: VD53QNMQIUS7 · pith_short_16: VD53QNMQIUS7SSR3 · pith_short_8: VD53QNMQ

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/VD53QNMQIUS7SSR3ZNQQYNHTAW \
  | 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: a8fbb835904525f94a3bcb610c34f3059188d358aec06cace7ef994d2a4a891d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8246e9869343363e7135fbff4254ca83ab9d6d2ea19ba992aa45fa8c55bef74c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2019-07-03T03:06:03Z",
    "title_canon_sha256": "8a3ef8e4c38b999b2e9868b36f43fb1f69673c10e75c7abd2a5eaaa117d38b9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.01719",
    "kind": "arxiv",
    "version": 1
  }
}