Pith Number

pith:UMIS4UBP

pith:2019:UMIS4UBPDYWIYJC4KRMWFVCU5E

not attested not anchored not stored refs pending

Collective learning from individual experiences and information transfer during group foraging

Andrea Falc\'on-Cort\'es, Denis Boyer, Gabriel Ramos-Fern\'andez

arxiv:1901.07465 v1 · 2019-01-22 · q-bio.PE · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UMIS4UBPDYWIYJC4KRMWFVCU5E}

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	2026-05-17T23:55:44.710582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3112e502f1e2c8c245c545962d454e92aa644d1eb625ad81e071292521093d6

Aliases

arxiv: 1901.07465 · arxiv_version: 1901.07465v1 · doi: 10.48550/arxiv.1901.07465 · pith_short_12: UMIS4UBPDYWI · pith_short_16: UMIS4UBPDYWIYJC4 · pith_short_8: UMIS4UBP

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/UMIS4UBPDYWIYJC4KRMWFVCU5E \
  | 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: a3112e502f1e2c8c245c545962d454e92aa644d1eb625ad81e071292521093d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a96d44febe1297bba38b4ee9cf37e60ce47bd4380556145666a0beee14c19d3d",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2019-01-22T17:00:58Z",
    "title_canon_sha256": "bc8b32983a85e5acb29eb2fed2e9ab14cdf960e5263c36baea2ad4c795947c51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07465",
    "kind": "arxiv",
    "version": 1
  }
}