Pith Number

pith:IHMI7OA7

pith:2005:IHMI7OA7WC6MQQUPHKYBWBEA76

not attested not anchored not stored refs pending

Werner Heisenberg (1901-1976)

Ivan Todorov

arxiv:physics/0503235 v2 · 2005-03-31 · physics.hist-ph · math-ph · math.MP · physics.soc-ph · quant-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{IHMI7OA7WC6MQQUPHKYBWBEA76}

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	2026-07-04T14:44:37.418862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41d88fb81fb0bcc8428f3ab01b0480ff9f1e691b8014d054462f4969b2a76892

Aliases

arxiv: physics/0503235 · arxiv_version: physics/0503235v2 · doi: 10.48550/arxiv.physics/0503235 · pith_short_12: IHMI7OA7WC6M · pith_short_16: IHMI7OA7WC6MQQUP · pith_short_8: IHMI7OA7

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/IHMI7OA7WC6MQQUPHKYBWBEA76 \
  | 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: 41d88fb81fb0bcc8428f3ab01b0480ff9f1e691b8014d054462f4969b2a76892

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "606725bcfa69a15079bd1d6f1d0a3b61861c15f6b677d2b4d32a6025877607ad",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "physics.soc-ph",
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2005-03-31T14:03:56Z",
    "title_canon_sha256": "d4585830514b528670b1b8c7e645fe5fa202cd4efc15e654251584074c40efc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0503235",
    "kind": "arxiv",
    "version": 2
  }
}