Pith Number

pith:KEVEZRDW

pith:2009:KEVEZRDW6ANW4DV3DSSNCDM4G4

not attested not anchored not stored refs pending

Hidden Messenger Revealed in Hawking Radiation: a Resolution to the Paradox of Black Hole Information Loss

Baocheng Zhang, Li You, M S Zhan, Qing-yu Cai

arxiv:0903.0893 v1 · 2009-03-05 · hep-th · gr-qc · 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{KEVEZRDW6ANW4DV3DSSNCDM4G4}

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	2026-05-18T04:25:51.353028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

512a4cc476f01b6e0ebb1ca4d10d9c373bbe4e60eb668bab62cba8829228e64b

Aliases

arxiv: 0903.0893 · arxiv_version: 0903.0893v1 · doi: 10.48550/arxiv.0903.0893 · pith_short_12: KEVEZRDW6ANW · pith_short_16: KEVEZRDW6ANW4DV3 · pith_short_8: KEVEZRDW

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/KEVEZRDW6ANW4DV3DSSNCDM4G4 \
  | 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: 512a4cc476f01b6e0ebb1ca4d10d9c373bbe4e60eb668bab62cba8829228e64b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b940a6c3606d74edfdd3790e28bd4c867dea0059488499a63257d49197b0417f",
    "cross_cats_sorted": [
      "gr-qc",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-03-05T02:05:39Z",
    "title_canon_sha256": "81ccc4b0bf91cec6837d0bf68cc761c30be2f9bfaacfae018dbe4a2890c9250d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.0893",
    "kind": "arxiv",
    "version": 1
  }
}