Pith Number

pith:DY43IPGH

pith:2012:DY43IPGHDC5JW2QLWNCQRMHGW7

not attested not anchored not stored refs pending

The black hole information problem beyond quantum theory

Jonathan Oppenheim, Markus P. Mueller, Oscar C. O. Dahlsten

arxiv:1206.5030 v2 · 2012-06-21 · hep-th · gr-qc · math-ph · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DY43IPGHDC5JW2QLWNCQRMHGW7}

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	2026-05-18T03:44:23.935073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e39b43cc718ba9b6a0bb34508b0e6b7c0e07c7caad3325f8e8999dcb6a2c629

Aliases

arxiv: 1206.5030 · arxiv_version: 1206.5030v2 · doi: 10.48550/arxiv.1206.5030 · pith_short_12: DY43IPGHDC5J · pith_short_16: DY43IPGHDC5JW2QL · pith_short_8: DY43IPGH

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/DY43IPGHDC5JW2QLWNCQRMHGW7 \
  | 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: 1e39b43cc718ba9b6a0bb34508b0e6b7c0e07c7caad3325f8e8999dcb6a2c629

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b8b2bb401086dc183aead6515f4300a76ec61f553462d496f17276c5b3863a4",
    "cross_cats_sorted": [
      "gr-qc",
      "math-ph",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-06-21T23:09:55Z",
    "title_canon_sha256": "5ab985552749644174d58c2f336e05f92fa532c5873b8e6adf17e8efbca5be72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5030",
    "kind": "arxiv",
    "version": 2
  }
}