Pith Number

pith:CEM7OWDS

pith:2022:CEM7OWDSZRVYG3FWOZOUFVWWTG

not attested not anchored not stored refs pending

Arising of trapped surfaces with non-trivial topology from colliding shock waves

\'Alvaro Duenas-Vidal, Jorge Segovia

arxiv:2209.15504 v1 · 2022-09-30 · 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{CEM7OWDSZRVYG3FWOZOUFVWWTG}

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	2026-07-05T05:35:24.049093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1119f75872cc6b836cb6765d42d6d699b1fe5c4175f1cf4f8e0e1a75eb73bed9

Aliases

arxiv: 2209.15504 · arxiv_version: 2209.15504v1 · doi: 10.48550/arxiv.2209.15504 · pith_short_12: CEM7OWDSZRVY · pith_short_16: CEM7OWDSZRVYG3FW · pith_short_8: CEM7OWDS

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/CEM7OWDSZRVYG3FWOZOUFVWWTG \
  | 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: 1119f75872cc6b836cb6765d42d6d699b1fe5c4175f1cf4f8e0e1a75eb73bed9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37c25e461aaa8dc63222b54052899fa489c1440261c25c972894b6c301fc63ae",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-09-30T14:49:00Z",
    "title_canon_sha256": "9c2240acc2498044d1f0091887fa5b8a8084c293a8b627849cc35085c2960ee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.15504",
    "kind": "arxiv",
    "version": 1
  }
}