Pith Number

pith:4YOMUZLT

pith:2006:4YOMUZLTYOU2ODI4PTMHONCPKJ

not attested not anchored not stored refs pending

Towards Noncommutative Quantum Black Holes

C. Ramirez, J.C. Lopez-Dominguez, M. Sabido, O. Obregon

arxiv:hep-th/0607002 v2 · 2006-06-30 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4YOMUZLTYOU2ODI4PTMHONCPKJ}

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	2026-07-04T17:01:57.012683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e61cca6573c3a9a70d1c7cd877344f5271d201a24fdb533993cdb508fcd26fb3

Aliases

arxiv: hep-th/0607002 · arxiv_version: hep-th/0607002v2 · doi: 10.48550/arxiv.hep-th/0607002 · pith_short_12: 4YOMUZLTYOU2 · pith_short_16: 4YOMUZLTYOU2ODI4 · pith_short_8: 4YOMUZLT

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/4YOMUZLTYOU2ODI4PTMHONCPKJ \
  | 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: e61cca6573c3a9a70d1c7cd877344f5271d201a24fdb533993cdb508fcd26fb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fec3bf1868c0f5e7ad2eb1332d7b051894e54a342ace168ce23c88f010b5e6e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2006-06-30T22:52:16Z",
    "title_canon_sha256": "c4307233cf616502ccb900e20c10ec0034de26d455d90f7315a772ee7fb34e13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0607002",
    "kind": "arxiv",
    "version": 2
  }
}