Pith Number

pith:PBQ6VMGX

pith:2003:PBQ6VMGXOERGK2COWANKIDVCBV

not attested not anchored not stored refs pending

On the Status of Highly Entropic Objects

Donald Marolf, Rafael Sorkin

arxiv:hep-th/0309218 v3 · 2003-09-23 · 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{PBQ6VMGXOERGK2COWANKIDVCBV}

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	2026-07-04T16:41:24.067645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7861eab0d7712265684eb01aa40ea20d7f1e517c63eeac8bda7d7dbaec0a267d

Aliases

arxiv: hep-th/0309218 · arxiv_version: hep-th/0309218v3 · doi: 10.48550/arxiv.hep-th/0309218 · pith_short_12: PBQ6VMGXOERG · pith_short_16: PBQ6VMGXOERGK2CO · pith_short_8: PBQ6VMGX

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/PBQ6VMGXOERGK2COWANKIDVCBV \
  | 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: 7861eab0d7712265684eb01aa40ea20d7f1e517c63eeac8bda7d7dbaec0a267d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a44dad04c78dbe9deefcc5b57f1bfb4cc85b0fed1a79f79f0605e3f3ef2b52ed",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2003-09-23T17:08:57Z",
    "title_canon_sha256": "72b75790d68e4d010039c4d1eed5a2c2d596acfdbaae3078e3fbe73c32a2f63f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0309218",
    "kind": "arxiv",
    "version": 3
  }
}