Pith Number

pith:RPUDVDOG

pith:2016:RPUDVDOGDYHFZ552642Y6EBYZY

not attested not anchored not stored refs pending

A brief history of gravitational wave research

Chiang-Mei Chen, James M. Nester, Wei-Tou Ni

arxiv:1610.08803 v2 · 2016-10-27 · 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{RPUDVDOGDYHFZ552642Y6EBYZY}

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	2026-05-18T00:55:57.451263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8be83a8dc61e0e5cf7baf7358f1038ce15ea6312410c22d707ea290147f786ce

Aliases

arxiv: 1610.08803 · arxiv_version: 1610.08803v2 · doi: 10.48550/arxiv.1610.08803 · pith_short_12: RPUDVDOGDYHF · pith_short_16: RPUDVDOGDYHFZ552 · pith_short_8: RPUDVDOG

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/RPUDVDOGDYHFZ552642Y6EBYZY \
  | 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: 8be83a8dc61e0e5cf7baf7358f1038ce15ea6312410c22d707ea290147f786ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ea45ca66e1c4ebd407e450b1443ebd05b5e530bf56b0b85174b812ad471ec8e",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-10-27T14:33:42Z",
    "title_canon_sha256": "db9d3d7794313b0fbba845b8694c6dd3595c6a61c575b58642147306de34cd3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.08803",
    "kind": "arxiv",
    "version": 2
  }
}