Pith Number

pith:R4TIWVPZ

pith:1999:R4TIWVPZN3JA7DPKAVNL6XGC6K

not attested not anchored not stored refs pending

Thermalization Mechanisms in Compact Sources

Roland Svensson (Stockholm Observatory, Sweden)

arxiv:astro-ph/9902204 v1 · 1999-02-15 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4TIWVPZN3JA7DPKAVNL6XGC6K}

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	2026-07-04T14:16:33.442395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f268b55f96ed20f8dea055abf5cc2f2a9a0bb060d152ddf77e680765d505162

Aliases

arxiv: astro-ph/9902204 · arxiv_version: astro-ph/9902204v1 · doi: 10.48550/arxiv.astro-ph/9902204 · pith_short_12: R4TIWVPZN3JA · pith_short_16: R4TIWVPZN3JA7DPK · pith_short_8: R4TIWVPZ

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/R4TIWVPZN3JA7DPKAVNL6XGC6K \
  | 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: 8f268b55f96ed20f8dea055abf5cc2f2a9a0bb060d152ddf77e680765d505162

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce6abbe51942fd7c72d67a34a6afc8b45201ed744f5afd97ce0d42cb4a5ad940",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-02-15T11:52:19Z",
    "title_canon_sha256": "bb12e563718f13083aa006f76c5b90acd800b8c1a0ea2aee36565aa0ce5acc26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9902204",
    "kind": "arxiv",
    "version": 1
  }
}