Pith Number

pith:Q6RAD6YV

pith:2001:Q6RAD6YVFQMVWNWHT6PROCWV4A

not attested not anchored not stored refs pending

On gravitational interaction of fermions

Yuri N. Obukhov

arxiv:gr-qc/0112080 v1 · 2001-12-31 · 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{Q6RAD6YVFQMVWNWHT6PROCWV4A}

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	2026-05-18T01:39:23.907476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87a201fb152c195b36c79f9f170ad5e03b2b7b3e292993de073400ac8952b2e3

Aliases

arxiv: gr-qc/0112080 · arxiv_version: gr-qc/0112080v1 · doi: 10.48550/arxiv.gr-qc/0112080 · pith_short_12: Q6RAD6YVFQMV · pith_short_16: Q6RAD6YVFQMVWNWH · pith_short_8: Q6RAD6YV

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/Q6RAD6YVFQMVWNWHT6PROCWV4A \
  | 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: 87a201fb152c195b36c79f9f170ad5e03b2b7b3e292993de073400ac8952b2e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68c90d35a45fa24e188a4974a6ce6edb8a9b63bb7451ce137244b86d585b07aa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2001-12-31T16:47:19Z",
    "title_canon_sha256": "d98770de429007b36538cfa2ddfab2179e14e3c5d14bda41625c960ccbc0c92a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0112080",
    "kind": "arxiv",
    "version": 1
  }
}