Pith Number

pith:QGFO2JQH

pith:2025:QGFO2JQHUVYZKRVWWRJQOTGAS6

not attested not anchored not stored refs pending

One Plus One Equals Two Ones: On Identity, Aggregation, and Counting

Souvik Ghosh

arxiv:2508.09226 v1 · 2025-08-12 · physics.hist-ph · math.HO · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGFO2JQHUVYZKRVWWRJQOTGAS6}

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	2026-07-05T11:53:10.534035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

818aed2607a5719546b6b453074cc09788ae183551c28ccbf945934ee4641dd0

Aliases

arxiv: 2508.09226 · arxiv_version: 2508.09226v1 · doi: 10.48550/arxiv.2508.09226 · pith_short_12: QGFO2JQHUVYZ · pith_short_16: QGFO2JQHUVYZKRVW · pith_short_8: QGFO2JQH

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/QGFO2JQHUVYZKRVWWRJQOTGAS6 \
  | 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: 818aed2607a5719546b6b453074cc09788ae183551c28ccbf945934ee4641dd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bfa370b48575047a28d3ea6db9eaaa763a7473906e2fb5e4c99966fddff22b1",
    "cross_cats_sorted": [
      "math.HO",
      "math.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2025-08-12T06:44:58Z",
    "title_canon_sha256": "3434a64add28229dcc807c885bc5bd832a5d473855b19d029ba75f7c54184433"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.09226",
    "kind": "arxiv",
    "version": 1
  }
}