Pith Number

pith:REFMLT3D

pith:2013:REFMLT3D5MDC2VU4YHXGDVZMPK

not attested not anchored not stored refs pending

Gravitational waves: a foundational review

J. G. Pereira

arxiv:1305.0777 v3 · 2013-05-03 · 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{REFMLT3D5MDC2VU4YHXGDVZMPK}

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	2026-05-18T02:02:08.600827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

890ac5cf63eb062d569cc1ee61d72c7a816a65def2615f49d374e8b9f86e8ac6

Aliases

arxiv: 1305.0777 · arxiv_version: 1305.0777v3 · doi: 10.48550/arxiv.1305.0777 · pith_short_12: REFMLT3D5MDC · pith_short_16: REFMLT3D5MDC2VU4 · pith_short_8: REFMLT3D

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/REFMLT3D5MDC2VU4YHXGDVZMPK \
  | 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: 890ac5cf63eb062d569cc1ee61d72c7a816a65def2615f49d374e8b9f86e8ac6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77597a5a90a06266b2cebb027b7b0d8dfb9ac5c0330c2eb719a48a08a7108977",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-05-03T16:55:54Z",
    "title_canon_sha256": "bb29b2c1d617e61c3a2308bbb38a88abd7fd1809baa01843fb4f976153924d95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0777",
    "kind": "arxiv",
    "version": 3
  }
}