Pith Number

pith:IF3DOPQP

pith:2015:IF3DOPQPNEOY6DU3MREPMHC6G4

not attested not anchored not stored refs pending

Dual Foliation Formulations of General Relativity

David Hilditch

arxiv:1509.02071 v1 · 2015-09-07 · 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{IF3DOPQPNEOY6DU3MREPMHC6G4}

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	2026-05-18T01:33:49.806652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4176373e0f691d8f0e9b6448f61c5e373d5cf7780225923dcd2ed635605e1663

Aliases

arxiv: 1509.02071 · arxiv_version: 1509.02071v1 · doi: 10.48550/arxiv.1509.02071 · pith_short_12: IF3DOPQPNEOY · pith_short_16: IF3DOPQPNEOY6DU3 · pith_short_8: IF3DOPQP

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/IF3DOPQPNEOY6DU3MREPMHC6G4 \
  | 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: 4176373e0f691d8f0e9b6448f61c5e373d5cf7780225923dcd2ed635605e1663

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5b5076895ae92740efd7acef442269c7020bdc1c9c4d8b07620cebee582ffb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-09-07T15:01:45Z",
    "title_canon_sha256": "a6de6d3f7a3d933ddb0ff021c5c9b9bb2970f617b5f71a0aafaa7a62737dcbe4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02071",
    "kind": "arxiv",
    "version": 1
  }
}