Pith Number

pith:GUUMCUN5

pith:2016:GUUMCUN5X2FOTIWDOOYBNZQ2UO

not attested not anchored not stored refs pending

Folding Gravitational-Wave Interferometers

J.R. Sanders, Stefan W. Ballmer

arxiv:1608.01963 v1 · 2016-08-05 · gr-qc · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GUUMCUN5X2FOTIWDOOYBNZQ2UO}

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	2026-05-18T00:53:30.652503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3528c151bdbe8ae9a2c373b016e61aa38b7dc1a8a34d75b932c2a0ccb1ac05f5

Aliases

arxiv: 1608.01963 · arxiv_version: 1608.01963v1 · doi: 10.48550/arxiv.1608.01963 · pith_short_12: GUUMCUN5X2FO · pith_short_16: GUUMCUN5X2FOTIWD · pith_short_8: GUUMCUN5

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/GUUMCUN5X2FOTIWDOOYBNZQ2UO \
  | 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: 3528c151bdbe8ae9a2c373b016e61aa38b7dc1a8a34d75b932c2a0ccb1ac05f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99413749bcca7122ffd31ded839a687aadcdb1a16c23d5381885dcff0b3adbd4",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-08-05T18:20:56Z",
    "title_canon_sha256": "2c0268e5e8396b24e914819119abe04d088694ec5ce85d53b0d75493889c6447"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01963",
    "kind": "arxiv",
    "version": 1
  }
}