Pith Number

pith:BIG7HWUX

pith:1994:BIG7HWUXY55MTHVDMBEDQ56YQR

not attested not anchored not stored refs pending

Breakdown of the semiclassical approximation at the black hole horizon

E. Keski-Vakkuri, G. Lifschytz, M.E. Ortiz, S.D. Mathur

arxiv:hep-th/9408039 v2 · 1994-08-05 · 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{BIG7HWUXY55MTHVDMBEDQ56YQR}

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	2026-05-18T04:37:34.972085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a0df3da97c77ac99ea360483877d8845ea17df9ccf768e2a26e829c990f50e2

Aliases

arxiv: hep-th/9408039 · arxiv_version: hep-th/9408039v2 · doi: 10.48550/arxiv.hep-th/9408039 · pith_short_12: BIG7HWUXY55M · pith_short_16: BIG7HWUXY55MTHVD · pith_short_8: BIG7HWUX

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/BIG7HWUXY55MTHVDMBEDQ56YQR \
  | 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: 0a0df3da97c77ac99ea360483877d8845ea17df9ccf768e2a26e829c990f50e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89d758174c2d37ce3de3c78b7ce7cd8743372e86447f824bbf2a56f8ea8fcb51",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1994-08-05T22:17:06Z",
    "title_canon_sha256": "ff239b2c2fbf2a9be6f503e904c3062853cdcacd36fa602efe3d86373d7c76c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9408039",
    "kind": "arxiv",
    "version": 2
  }
}