Pith Number

pith:ROOLFR4Q

pith:2014:ROOLFR4Q2TPJOCVNUTXHZHT7LD

not attested not anchored not stored refs pending

How can one measure group cohesion? From individual organisms to their interaction

B.M. Roehner, C. Yepremian, G. Li, M. Gho, N.J. Suematsu, X. Lu, Z. Di

arxiv:1406.3595 v1 · 2014-06-13 · 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{ROOLFR4Q2TPJOCVNUTXHZHT7LD}

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	2026-05-18T02:49:46.408505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b9cb2c790d4de970aada4ee7c9e7f58d9d002d86815d0577599493da8d9375c

Aliases

arxiv: 1406.3595 · arxiv_version: 1406.3595v1 · doi: 10.48550/arxiv.1406.3595 · pith_short_12: ROOLFR4Q2TPJ · pith_short_16: ROOLFR4Q2TPJOCVN · pith_short_8: ROOLFR4Q

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/ROOLFR4Q2TPJOCVNUTXHZHT7LD \
  | 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: 8b9cb2c790d4de970aada4ee7c9e7f58d9d002d86815d0577599493da8d9375c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "606261b2a0a30c70cd6c358955a86ff6b3ba8e55cc80c5c047f81e8df3434433",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2014-06-13T17:21:47Z",
    "title_canon_sha256": "aa00f68ac91908373e5d06c2882b7f415795acdc2031efbf6dc3ef61a7d3967e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3595",
    "kind": "arxiv",
    "version": 1
  }
}