Pith Number

pith:7AIZDKTF

pith:2002:7AIZDKTFBBPPCL6WQ5ZSKWKHF2

not attested not anchored not stored refs pending

Gravitational deflection of light and helicity asymmetry

Enore Guadagnini

arxiv:gr-qc/0207036 v1 · 2002-07-08 · 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{7AIZDKTFBBPPCL6WQ5ZSKWKHF2}

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	2026-05-18T04:35:34.945447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f81191aa65085ef12fd687732559472eacc4a208fc1ae0ccab8f2ff687536143

Aliases

arxiv: gr-qc/0207036 · arxiv_version: gr-qc/0207036v1 · doi: 10.48550/arxiv.gr-qc/0207036 · pith_short_12: 7AIZDKTFBBPP · pith_short_16: 7AIZDKTFBBPPCL6W · pith_short_8: 7AIZDKTF

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/7AIZDKTFBBPPCL6WQ5ZSKWKHF2 \
  | 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: f81191aa65085ef12fd687732559472eacc4a208fc1ae0ccab8f2ff687536143

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e211c018afe17c627faaee62015e004732045d14099f2a5d8ac2c5af36c7971",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-07-08T11:46:09Z",
    "title_canon_sha256": "dc8b386d8f2263ea6ba1f7607549194b6f26621e3732aacc2f998fc89fadd46d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0207036",
    "kind": "arxiv",
    "version": 1
  }
}