Pith Number

pith:THTXNKW6

pith:2019:THTXNKW62GYO7IDCB3H5RJA7AW

not attested not anchored not stored refs pending

Probing quantum gravity using high-energy astrophysics

Geoff Beck, Justine Tarrant, Sergio Colafrancesco

arxiv:1902.11246 v1 · 2019-02-28 · astro-ph.CO · 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{THTXNKW62GYO7IDCB3H5RJA7AW}

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	2026-05-17T23:52:25.124038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99e776aaded1b0efa0620ecfd8a41f059f1b49a203343fd84af9037e088fb361

Aliases

arxiv: 1902.11246 · arxiv_version: 1902.11246v1 · doi: 10.48550/arxiv.1902.11246 · pith_short_12: THTXNKW62GYO · pith_short_16: THTXNKW62GYO7IDC · pith_short_8: THTXNKW6

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/THTXNKW62GYO7IDCB3H5RJA7AW \
  | 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: 99e776aaded1b0efa0620ecfd8a41f059f1b49a203343fd84af9037e088fb361

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fef76ca7d07291ba70d894a5ebafc5a89102767cb1ad7fadd39eaf1bd725de20",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-28T17:53:23Z",
    "title_canon_sha256": "f93d8d10716d5ed6201d47e6843c56cbd88da8e0787a9baca818caedaa8c496c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.11246",
    "kind": "arxiv",
    "version": 1
  }
}