Pith Number

pith:ISD3KASP

pith:1993:ISD3KASPFTBGZT6RQ5CHDI2IIH

not attested not anchored not stored refs pending

Models of Particle Detection in Regions of Spacetime

Donald Marolf

arxiv:gr-qc/9307003 v1 · 1993-07-06 · gr-qc · 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{ISD3KASPFTBGZT6RQ5CHDI2IIH}

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	2026-07-04T15:55:38.716657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4487b5024f2cc26ccfd1874471a34841dd9fb88339bb2bbd1875908fe57dea6a

Aliases

arxiv: gr-qc/9307003 · arxiv_version: gr-qc/9307003v1 · doi: 10.48550/arxiv.gr-qc/9307003 · pith_short_12: ISD3KASPFTBG · pith_short_16: ISD3KASPFTBGZT6R · pith_short_8: ISD3KASP

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/ISD3KASPFTBGZT6RQ5CHDI2IIH \
  | 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: 4487b5024f2cc26ccfd1874471a34841dd9fb88339bb2bbd1875908fe57dea6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "157abeb7b8af79b1b8244fae79159e35ba106b5a7835076a2a371c4ef04a8e6f",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1993-07-06T20:04:00Z",
    "title_canon_sha256": "73668b9711b1644392f72b5380cd2040de11f9eddab386f7065707cb0322768b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9307003",
    "kind": "arxiv",
    "version": 1
  }
}