Pith Number

pith:QTUQNYIB

pith:2013:QTUQNYIBDA5T3VLNZEX7R2ILDG

not attested not anchored not stored refs pending

The imaginary part of the gravitational action at asymptotic boundaries and horizons

Yasha Neiman

arxiv:1305.2207 v2 · 2013-05-09 · 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{QTUQNYIBDA5T3VLNZEX7R2ILDG}

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.

Cited by

1 paper in Pith

Studying replica wormholes and the Page curve with simplicial quantum gravity

Receipt and verification

First computed	2026-05-18T03:05:01.409961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84e906e101183b3dd56dc92ff8e90b1989316e390facf13fbcfaa0e5f86ed1c3

Aliases

arxiv: 1305.2207 · arxiv_version: 1305.2207v2 · doi: 10.48550/arxiv.1305.2207 · pith_short_12: QTUQNYIBDA5T · pith_short_16: QTUQNYIBDA5T3VLN · pith_short_8: QTUQNYIB

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/QTUQNYIBDA5T3VLNZEX7R2ILDG \
  | 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: 84e906e101183b3dd56dc92ff8e90b1989316e390facf13fbcfaa0e5f86ed1c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba50a3fee67c044094ace2641e87b664eadb484b0f79036c7269e5f6e16b014f",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-05-09T20:15:28Z",
    "title_canon_sha256": "ef70a58734a8215d01b016ae0a069e939b9bb093fcad02bdf658f1b3cd93fadc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2207",
    "kind": "arxiv",
    "version": 2
  }
}