Pith Number

pith:VH5QCNHT

pith:2017:VH5QCNHTTVQXZWUDS4QRECNJMZ

not attested not anchored not stored refs pending

How intelligence can change the course of evolution

Dirk Helbing, Leonel Aguilar, Stefano Bennati

arxiv:1710.00352 v2 · 2017-10-01 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VH5QCNHTTVQXZWUDS4QRECNJMZ}

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	2026-05-18T00:27:18.841528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9fb0134f39d617cda8397211209a966405fb19458cd81a7d89dfd05992dd233

Aliases

arxiv: 1710.00352 · arxiv_version: 1710.00352v2 · doi: 10.48550/arxiv.1710.00352 · pith_short_12: VH5QCNHTTVQX · pith_short_16: VH5QCNHTTVQXZWUD · pith_short_8: VH5QCNHT

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/VH5QCNHTTVQXZWUDS4QRECNJMZ \
  | 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: a9fb0134f39d617cda8397211209a966405fb19458cd81a7d89dfd05992dd233

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e227c1a8704a17c7299a127641fd05aa5a18a63966b211ac59d7df68ba843d77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2017-10-01T14:01:24Z",
    "title_canon_sha256": "713ad3022991cf54a8be0a79dfc80996c6a45f868f4a7fa491c8ea883a990041"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.00352",
    "kind": "arxiv",
    "version": 2
  }
}