Pith Number

pith:FNGQFS6J

pith:2018:FNGQFS6JT4233OTL6M5UVIWF3F

not attested not anchored not stored refs pending

On-shell versus Off-shell Equivalence in 3D Gravity

Eric Bergshoeff, Paul Townsend, Wout Merbis

arxiv:1812.09205 v2 · 2018-12-21 · 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{FNGQFS6JT4233OTL6M5UVIWF3F}

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	2026-05-17T23:45:31.484326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b4d02cbc99f35bdba6bf33b4aa2c5d95a9408348179e2d302b5d1ace0774376

Aliases

arxiv: 1812.09205 · arxiv_version: 1812.09205v2 · doi: 10.48550/arxiv.1812.09205 · pith_short_12: FNGQFS6JT423 · pith_short_16: FNGQFS6JT4233OTL · pith_short_8: FNGQFS6J

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/FNGQFS6JT4233OTL6M5UVIWF3F \
  | 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: 2b4d02cbc99f35bdba6bf33b4aa2c5d95a9408348179e2d302b5d1ace0774376

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b41c20dcc51917eb19655bdde26058ac594f6ef4be3e4a99481ae28ce0f86940",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-12-21T15:49:10Z",
    "title_canon_sha256": "1e8cfe762ad7a9896e6dfd152ef09fd146440eac452ded7db46a3cd3e90a2558"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09205",
    "kind": "arxiv",
    "version": 2
  }
}