Pith Number

pith:HSUGIH2H

pith:2013:HSUGIH2HNSKVWUVFK6PAMGFSB7

not attested not anchored not stored refs pending

Quantum astrometric observables II: time delay in linearized quantum gravity

B\'eatrice Bonga, Igor Khavkine

arxiv:1307.0256 v3 · 2013-07-01 · 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{HSUGIH2HNSKVWUVFK6PAMGFSB7}

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	2026-05-18T03:00:26.167841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ca8641f476c955b52a5579e0618b20fdf08f696ccb21df92960cc0983bb2e00

Aliases

arxiv: 1307.0256 · arxiv_version: 1307.0256v3 · doi: 10.48550/arxiv.1307.0256 · pith_short_12: HSUGIH2HNSKV · pith_short_16: HSUGIH2HNSKVWUVF · pith_short_8: HSUGIH2H

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/HSUGIH2HNSKVWUVFK6PAMGFSB7 \
  | 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: 3ca8641f476c955b52a5579e0618b20fdf08f696ccb21df92960cc0983bb2e00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46bdac10baf971c70beb2e3c42a421e96e170072ca956e6466b609350c0bc210",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-07-01T01:32:34Z",
    "title_canon_sha256": "3ff3092f5bd521e9c562aef92438e5c07aff7388f053a28072fc77225e6feaf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0256",
    "kind": "arxiv",
    "version": 3
  }
}