Pith Number

pith:4AM3C7HS

pith:2015:4AM3C7HSSCOOGIMD4LFZZRW6R3

not attested not anchored not stored refs pending

Daily rhythms in mobile telephone communication

Eduardo L\'opez, Esteban Moro, Felix Reed-Tsochas, Jari Saram\"aki, Robin I. M. Dunbar, Sam G. B. Roberts, Talayeh Aledavood

arxiv:1502.06866 v1 · 2015-02-24 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AM3C7HSSCOOGIMD4LFZZRW6R3}

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	2026-05-17T23:47:16.360003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e019b17cf2909ce32183e2cb9cc6de8ee4082bafe6c881947018245c823ed883

Aliases

arxiv: 1502.06866 · arxiv_version: 1502.06866v1 · doi: 10.48550/arxiv.1502.06866 · pith_short_12: 4AM3C7HSSCOO · pith_short_16: 4AM3C7HSSCOOGIMD · pith_short_8: 4AM3C7HS

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/4AM3C7HSSCOOGIMD4LFZZRW6R3 \
  | 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: e019b17cf2909ce32183e2cb9cc6de8ee4082bafe6c881947018245c823ed883

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "077dfccc238e4be4b72d677c830405a1108fef19e71ae7626536ed8a246161df",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-02-24T16:27:31Z",
    "title_canon_sha256": "842b1b676156fd5b41be633500c4919dd2c98eaf7185f255cc24efee0eb85a3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06866",
    "kind": "arxiv",
    "version": 1
  }
}