Pith Number

pith:XYBM2EB4

pith:2003:XYBM2EB4WYXFR3G3RDUK3WH3NI

not attested not anchored not stored refs pending

Irreducibility of the Ashtekar-Isham-Lewandowski representation

Hanno Sahlmann, Thomas Thiemann

arxiv:gr-qc/0303074 v1 · 2003-03-20 · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XYBM2EB4WYXFR3G3RDUK3WH3NI}

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	2026-05-18T01:39:23.187182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be02cd103cb62e58ecdb88e8add8fb6a2dcea931a971ecf9585d4b5ef7a5bff8

Aliases

arxiv: gr-qc/0303074 · arxiv_version: gr-qc/0303074v1 · doi: 10.48550/arxiv.gr-qc/0303074 · pith_short_12: XYBM2EB4WYXF · pith_short_16: XYBM2EB4WYXFR3G3 · pith_short_8: XYBM2EB4

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/XYBM2EB4WYXFR3G3RDUK3WH3NI \
  | 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: be02cd103cb62e58ecdb88e8add8fb6a2dcea931a971ecf9585d4b5ef7a5bff8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4798f97c6ba678ffa43c0424c5514939bbf5a0b3affdce7518b5aa239bd35dae",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-03-20T16:06:18Z",
    "title_canon_sha256": "bc3a6982d721a48da42932ff91ec62c3b203755c36eb648d22e3c87c8eb23d0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0303074",
    "kind": "arxiv",
    "version": 1
  }
}