Pith Number

pith:ZY5A73JT

pith:2026:ZY5A73JTR7PZVW6YMTLCU2KOT6

not attested not anchored not stored refs pending

Archetypometrics of 'Friends'

Christopher M. Danforth, Peter Sheridan Dodds, Shun Zhang, Tabia Tanzin Prama

arxiv:2607.23296 v1 · 2026-07-25 · physics.soc-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{ZY5A73JTR7PZVW6YMTLCU2KOT6}

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	2026-07-28T01:22:46.602399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce3a0fed338fdf9adbd864d62a694e9fafa31fc1088d4ddcc9083d9ebb2085a7

Aliases

arxiv: 2607.23296 · arxiv_version: 2607.23296v1 · doi: 10.48550/arxiv.2607.23296 · pith_short_12: ZY5A73JTR7PZ · pith_short_16: ZY5A73JTR7PZVW6Y · pith_short_8: ZY5A73JT

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/ZY5A73JTR7PZVW6YMTLCU2KOT6 \
  | 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: ce3a0fed338fdf9adbd864d62a694e9fafa31fc1088d4ddcc9083d9ebb2085a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a9993187e71c06261910a931cea2f684ae84febf48521e36a51530200ad8750",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2026-07-25T17:11:23Z",
    "title_canon_sha256": "dc5dc03e92204feb55d3398629c4d6c8d403a091835dd73bdf1b48a74bba68ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23296",
    "kind": "arxiv",
    "version": 1
  }
}