Pith Number

pith:XOG5N4C3

pith:2011:XOG5N4C3CLAMWM5OVXGDI7M6K6

not attested not anchored not stored refs pending

Key problems in black hole physics today

Pankaj S. Joshi

arxiv:1104.3741 v1 · 2011-04-19 · gr-qc · astro-ph.HE · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XOG5N4C3CLAMWM5OVXGDI7M6K6}

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	2026-05-18T04:23:55.756800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb8dd6f05b12c0cb33aeadcc347d9e57b6b05ffd422172f3c8e35e8bccd504d5

Aliases

arxiv: 1104.3741 · arxiv_version: 1104.3741v1 · doi: 10.48550/arxiv.1104.3741 · pith_short_12: XOG5N4C3CLAM · pith_short_16: XOG5N4C3CLAMWM5O · pith_short_8: XOG5N4C3

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/XOG5N4C3CLAMWM5OVXGDI7M6K6 \
  | 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: bb8dd6f05b12c0cb33aeadcc347d9e57b6b05ffd422172f3c8e35e8bccd504d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "594a8e7143df59a85e3cfff9ce1483585716de7dafb861bc9a0fa8630badad33",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-04-19T13:25:55Z",
    "title_canon_sha256": "7552067bda245ff14895b57a847533209ce7cb00b4f9f87159e63f026e28b717"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3741",
    "kind": "arxiv",
    "version": 1
  }
}