Pith Number

pith:7OQYROPM

pith:2008:7OQYROPMMSDH7O6ZUU4CDCIIJP

not attested not anchored not stored refs pending

Exact General Relativistic Discs and the Advance of Perihelion

D. Vogt, P.S. Letelier

arxiv:0805.3138 v1 · 2008-05-20 · astro-ph · 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{7OQYROPMMSDH7O6ZUU4CDCIIJP}

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	2026-05-18T04:29:33.589015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fba188b9ec64867fbbd9a5382189084be0647134b3270d7021d6bc715ad3446b

Aliases

arxiv: 0805.3138 · arxiv_version: 0805.3138v1 · doi: 10.48550/arxiv.0805.3138 · pith_short_12: 7OQYROPMMSDH · pith_short_16: 7OQYROPMMSDH7O6Z · pith_short_8: 7OQYROPM

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/7OQYROPMMSDH7O6ZUU4CDCIIJP \
  | 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: fba188b9ec64867fbbd9a5382189084be0647134b3270d7021d6bc715ad3446b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7da691868377297e0089e31465df235d47891ffa4eb10819676bb7ee31d401d7",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-05-20T18:44:49Z",
    "title_canon_sha256": "1a50150306b77d2d6f35e7ba099d244f704a8f483ec7ab0e1b5219cc8512484f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.3138",
    "kind": "arxiv",
    "version": 1
  }
}