Pith Number

pith:KSLIZ4XR

pith:2006:KSLIZ4XR7HB6ZIV6XYKSW5QJ35

not attested not anchored not stored refs pending

Epistemic actions as resources

Alexandru Baltag, Bob Coecke, Mehrnoosh Sadrzadeh

arxiv:math/0608166 v2 · 2006-08-07 · math.LO · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KSLIZ4XR7HB6ZIV6XYKSW5QJ35}

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	2026-07-04T14:59:54.674834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54968cf2f1f9c3eca2bebe152b7609df5d7157c0f57d679d9209eea16e3bc675

Aliases

arxiv: math/0608166 · arxiv_version: math/0608166v2 · doi: 10.48550/arxiv.math/0608166 · pith_short_12: KSLIZ4XR7HB6 · pith_short_16: KSLIZ4XR7HB6ZIV6 · pith_short_8: KSLIZ4XR

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/KSLIZ4XR7HB6ZIV6XYKSW5QJ35 \
  | 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: 54968cf2f1f9c3eca2bebe152b7609df5d7157c0f57d679d9209eea16e3bc675

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b64dc72c35de40409eee0205d65878869e41a32c06a08cdbe03e44bdf3e0640",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "",
    "primary_cat": "math.LO",
    "submitted_at": "2006-08-07T15:48:32Z",
    "title_canon_sha256": "4e7aa4b1561e1be8f2181594764d7cfa8196a5d67a2ec700de1dd0b6311960ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0608166",
    "kind": "arxiv",
    "version": 2
  }
}