Pith Number

pith:5TF3WQAJ

pith:2021:5TF3WQAJWPU7G5ANQ7NMG6QL4B

not attested not anchored not stored refs pending

Quantum Gravity at Low Energies

David Wallace

arxiv:2112.12235 v1 · 2021-12-22 · 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{5TF3WQAJWPU7G5ANQ7NMG6QL4B}

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	2026-07-05T03:43:18.411587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eccbbb4009b3e9f3740d87dac37a0be0508450787b331348f00e1b2904911fd6

Aliases

arxiv: 2112.12235 · arxiv_version: 2112.12235v1 · doi: 10.48550/arxiv.2112.12235 · pith_short_12: 5TF3WQAJWPU7 · pith_short_16: 5TF3WQAJWPU7G5AN · pith_short_8: 5TF3WQAJ

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/5TF3WQAJWPU7G5ANQ7NMG6QL4B \
  | 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: eccbbb4009b3e9f3740d87dac37a0be0508450787b331348f00e1b2904911fd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f41d908b2e0eb259703287b74f25e212f0dc0c8b65358d74b5054049dd32b81",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-12-22T21:40:57Z",
    "title_canon_sha256": "95610f643e0e82b07e83fff2bee759291f556920368ce587a47d2443403b9ab0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.12235",
    "kind": "arxiv",
    "version": 1
  }
}