Pith Number

pith:X74GT4CE

pith:2017:X74GT4CEZX7FVROC3VB4VNZ64Z

not attested not anchored not stored refs pending

Selection first path to the origin of life

Chris Butch, Nathaniel Virgo, Nicholas Guttenberg, Norman Packard

arxiv:1706.05831 v1 · 2017-06-19 · 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{X74GT4CEZX7FVROC3VB4VNZ64Z}

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	2026-05-18T00:42:08.750019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bff869f044cdfe5ac5c2dd43cab73ee66c384ac21bbd64f2363a0a117e558be0

Aliases

arxiv: 1706.05831 · arxiv_version: 1706.05831v1 · doi: 10.48550/arxiv.1706.05831 · pith_short_12: X74GT4CEZX7F · pith_short_16: X74GT4CEZX7FVROC · pith_short_8: X74GT4CE

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/X74GT4CEZX7FVROC3VB4VNZ64Z \
  | 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: bff869f044cdfe5ac5c2dd43cab73ee66c384ac21bbd64f2363a0a117e558be0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0f0f40e43feeec7f0c74a4bb5441a758d01308f56dd3a80ed1255b2263943f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2017-06-19T08:53:29Z",
    "title_canon_sha256": "2a4df7178470ef1aedab99f407df1551bae53ce5ca28746e8b97b2c0ce98a0b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05831",
    "kind": "arxiv",
    "version": 1
  }
}