Pith Number

pith:KWLCN7NQ

pith:2011:KWLCN7NQE3DFSJJBD5FJQZ7ZWL

not attested not anchored not stored refs pending

New insights in quantum geometry

Hanno Sahlmann

arxiv:1112.1781 v1 · 2011-12-08 · 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{KWLCN7NQE3DFSJJBD5FJQZ7ZWL}

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	2026-05-18T01:59:15.190020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

559626fdb026c65925211f4a9867f9b2d66e9774629b48cf65c60972e88dd8d2

Aliases

arxiv: 1112.1781 · arxiv_version: 1112.1781v1 · doi: 10.48550/arxiv.1112.1781 · pith_short_12: KWLCN7NQE3DF · pith_short_16: KWLCN7NQE3DFSJJB · pith_short_8: KWLCN7NQ

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/KWLCN7NQE3DFSJJBD5FJQZ7ZWL \
  | 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: 559626fdb026c65925211f4a9867f9b2d66e9774629b48cf65c60972e88dd8d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd281e344fcf4f6c3eb877067ad90406b9ef24df437e48e7f595592f61ff9496",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-12-08T08:46:33Z",
    "title_canon_sha256": "6bc03749311dfb221f5e73d2f096ddb1a4a66093d7af384a17813c56a41259f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.1781",
    "kind": "arxiv",
    "version": 1
  }
}