Pith Number

pith:23L2DMXU

pith:2011:23L2DMXU6QHY5PLGSPDHMD5FOW

not attested not anchored not stored refs pending

On Special Re-quantization of a Black Hole

S.C. Ulhoa

arxiv:1107.1817 v1 · 2011-07-09 · 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{23L2DMXU6QHY5PLGSPDHMD5FOW}

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	2026-05-18T04:10:56.576714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6d7a1b2f4f40f8ebd6693c6760fa575a8db7243f538e21b5a60830b0a65e4e8

Aliases

arxiv: 1107.1817 · arxiv_version: 1107.1817v1 · doi: 10.48550/arxiv.1107.1817 · pith_short_12: 23L2DMXU6QHY · pith_short_16: 23L2DMXU6QHY5PLG · pith_short_8: 23L2DMXU

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/23L2DMXU6QHY5PLGSPDHMD5FOW \
  | 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: d6d7a1b2f4f40f8ebd6693c6760fa575a8db7243f538e21b5a60830b0a65e4e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06bea46919ae7449b6957eba2361f22246f1051f3430902d4d88999fe751adbc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-07-09T21:02:55Z",
    "title_canon_sha256": "c38fba45f521439c2fdfd81800943b12c594367d323f49c1b90611b4566f08e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1817",
    "kind": "arxiv",
    "version": 1
  }
}