Pith Number

pith:YXROHRTM

pith:2018:YXROHRTMAQ2UUAEF5WIB2N72X7

not attested not anchored not stored refs pending

Foraging as an evidence accumulation process

Ahmed El Hady, Jacob D. Davidson

arxiv:1809.05023 v1 · 2018-09-13 · q-bio.NC · physics.bio-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YXROHRTMAQ2UUAEF5WIB2N72X7}

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	2026-07-05T00:23:01.717996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5e2e3c66c04354a0085ed901d37fabfd1ce5df6885a02950d553833ca74ce62

Aliases

arxiv: 1809.05023 · arxiv_version: 1809.05023v1 · doi: 10.48550/arxiv.1809.05023 · pith_short_12: YXROHRTMAQ2U · pith_short_16: YXROHRTMAQ2UUAEF · pith_short_8: YXROHRTM

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/YXROHRTMAQ2UUAEF5WIB2N72X7 \
  | 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: c5e2e3c66c04354a0085ed901d37fabfd1ce5df6885a02950d553833ca74ce62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bfb9dc2af9660b1674b577cdcbf55a680c39ca9567e152e378e7ea2703f7f6b",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2018-09-13T15:51:31Z",
    "title_canon_sha256": "144640206f7d1354f98e8698c76a738a41ca78c386ca17b14ef3ac0ae862479e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05023",
    "kind": "arxiv",
    "version": 1
  }
}