Pith Number

pith:FS4W54S4

pith:2017:FS4W54S4ESDD3PRMZQOXPXW55Y

not attested not anchored not stored refs pending

Rotating black hole geometries in a two-dimensional photon superfluid

Angus Prain, Calum Maitland, Daniele Faccio, David Vocke, Ewan M. Wright, Fabio Biancalana, Francesco Marino

arxiv:1709.04293 v2 · 2017-09-13 · physics.optics · 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{FS4W54S4ESDD3PRMZQOXPXW55Y}

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	2026-05-18T00:34:41.175578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cb96ef25c24863dbe2ccc1d77deddee2d42f68e2e0a05fb84ff88c1a7930dee

Aliases

arxiv: 1709.04293 · arxiv_version: 1709.04293v2 · doi: 10.48550/arxiv.1709.04293 · pith_short_12: FS4W54S4ESDD · pith_short_16: FS4W54S4ESDD3PRM · pith_short_8: FS4W54S4

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/FS4W54S4ESDD3PRMZQOXPXW55Y \
  | 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: 2cb96ef25c24863dbe2ccc1d77deddee2d42f68e2e0a05fb84ff88c1a7930dee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e456fd833b0752b226100e01bbe7f433884bc16b8c4ac478fe25e114ddc164ab",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-09-13T12:44:15Z",
    "title_canon_sha256": "024b69b9b5a078ee5b73941a60eff8d57d5ac07e3b0f22046bfc31ed9d9a4d3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.04293",
    "kind": "arxiv",
    "version": 2
  }
}