Pith Number

pith:ULG4JBAT

pith:2005:ULG4JBATVC5YCITZ47YK6XNTSP

not attested not anchored not stored refs pending

Gravity and the Quantum: Are they Reconcilable?

J. G. Pereira, K. H. Vu, R. Aldrovandi

arxiv:gr-qc/0509051 v1 · 2005-09-14 · 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{ULG4JBATVC5YCITZ47YK6XNTSP}

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	2026-05-18T01:39:20.415143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2cdc48413a8bb812279e7f0af5db393cb92e262196bfa79350261810629bb61

Aliases

arxiv: gr-qc/0509051 · arxiv_version: gr-qc/0509051v1 · doi: 10.48550/arxiv.gr-qc/0509051 · pith_short_12: ULG4JBATVC5Y · pith_short_16: ULG4JBATVC5YCITZ · pith_short_8: ULG4JBAT

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/ULG4JBATVC5YCITZ47YK6XNTSP \
  | 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: a2cdc48413a8bb812279e7f0af5db393cb92e262196bfa79350261810629bb61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "146c573126d38cec4f76529a831cc6c572496fbd4314d05de5308f832be1153d",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2005-09-14T14:08:04Z",
    "title_canon_sha256": "4765dae543bd753bb7b5caf06661fabe3cc3a661376f758aae0bf43df4888af6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0509051",
    "kind": "arxiv",
    "version": 1
  }
}