Pith Number

pith:GUFDQPNP

pith:2002:GUFDQPNPFYQXYGWKVX3ZUDWI4W

not attested not anchored not stored refs pending

Plane Waves: To infinity and beyond!

Donald Marolf, Simon F. Ross

arxiv:hep-th/0208197 v3 · 2002-08-27 · 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{GUFDQPNPFYQXYGWKVX3ZUDWI4W}

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	2026-07-05T04:20:07.740850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

350a383daf2e217c1acaadf79a0ec8e5a8a90cced52e93bd7e8c6684ef1708b2

Aliases

arxiv: hep-th/0208197 · arxiv_version: hep-th/0208197v3 · doi: 10.48550/arxiv.hep-th/0208197 · pith_short_12: GUFDQPNPFYQX · pith_short_16: GUFDQPNPFYQXYGWK · pith_short_8: GUFDQPNP

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/GUFDQPNPFYQXYGWKVX3ZUDWI4W \
  | 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: 350a383daf2e217c1acaadf79a0ec8e5a8a90cced52e93bd7e8c6684ef1708b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7c77db9379589f3030986abbecca67e22ca9e3ffa91dd0cc007c21d6e711266",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2002-08-27T15:03:34Z",
    "title_canon_sha256": "e1e879506c5473e8f2dc5658ec2a7e16bd0a0ca3482a6308ca28d759b1574715"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0208197",
    "kind": "arxiv",
    "version": 3
  }
}