Pith Number

pith:PY6QMOM7

pith:1992:PY6QMOM7GH6ORAWG65UV4IRHVT

not attested not anchored not stored refs pending

Quantum Black Holes

A. Strominger, B. Birnir, J.A. Harvey, S.B. Giddings

arxiv:hep-th/9203042 v2 · 1992-03-18 · 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{PY6QMOM7GH6ORAWG65UV4IRHVT}

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	2026-07-04T15:50:07.270376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e3d06399f31fce882c6f7695e2227acddec3ce5da919958e7beb7e3c1f7492a

Aliases

arxiv: hep-th/9203042 · arxiv_version: hep-th/9203042v2 · doi: 10.48550/arxiv.hep-th/9203042 · pith_short_12: PY6QMOM7GH6O · pith_short_16: PY6QMOM7GH6ORAWG · pith_short_8: PY6QMOM7

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/PY6QMOM7GH6ORAWG65UV4IRHVT \
  | 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: 7e3d06399f31fce882c6f7695e2227acddec3ce5da919958e7beb7e3c1f7492a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6d3928859725bd5ca00d83ca575b2aa1000efc92016d7f7b0b15ade33d58097",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1992-03-18T02:21:13Z",
    "title_canon_sha256": "67d0c99e7ab879f7f7a655c3bb9f8b0ab486577c7d837044d7a0daab3efb322a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9203042",
    "kind": "arxiv",
    "version": 2
  }
}