Pith Number

pith:VFWC3LFJ

pith:2017:VFWC3LFJFQX2JW5U2MAP7S3HY7

not attested not anchored not stored refs pending

Time as it could Be measured in Artificial Living Systems

Andrei D. Robu, Christoph Salge, Chrystopher L. Nehaniv, Daniel Polani

arxiv:1706.07091 v1 · 2017-06-20 · q-bio.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VFWC3LFJFQX2JW5U2MAP7S3HY7}

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	2026-05-18T00:41:52.642714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a96c2daca92c2fa4dbb4d300ffcb67c7daef14f4f520dad0a5e76b935f1952cd

Aliases

arxiv: 1706.07091 · arxiv_version: 1706.07091v1 · doi: 10.48550/arxiv.1706.07091 · pith_short_12: VFWC3LFJFQX2 · pith_short_16: VFWC3LFJFQX2JW5U · pith_short_8: VFWC3LFJ

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/VFWC3LFJFQX2JW5U2MAP7S3HY7 \
  | 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: a96c2daca92c2fa4dbb4d300ffcb67c7daef14f4f520dad0a5e76b935f1952cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24d9fd29d5c32b01e0320fc4b75dfe6c26c5147709fb427ff6dad84452efa283",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.OT",
    "submitted_at": "2017-06-20T15:55:47Z",
    "title_canon_sha256": "cc1ed3024971c0ceb91a95ee27572e80573b512c5e80960c1cffc511bff26c58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.07091",
    "kind": "arxiv",
    "version": 1
  }
}