Pith Number

pith:JW5P4CS4

pith:2007:JW5P4CS4FLO2U7XYFJITZL7MRF

not attested not anchored not stored refs pending

Dynamics of Accretion Flows Irradiated by a Quasar

Daniel Proga

arxiv:astro-ph/0702582 v1 · 2007-02-21 · 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{JW5P4CS4FLO2U7XYFJITZL7MRF}

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	2026-05-18T04:29:06.302296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dbafe0a5c2addaa7ef82a513cafec896b817db4e196fa43f18ce9a3a1628bce

Aliases

arxiv: astro-ph/0702582 · arxiv_version: astro-ph/0702582v1 · doi: 10.48550/arxiv.astro-ph/0702582 · pith_short_12: JW5P4CS4FLO2 · pith_short_16: JW5P4CS4FLO2U7XY · pith_short_8: JW5P4CS4

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/JW5P4CS4FLO2U7XYFJITZL7MRF \
  | 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: 4dbafe0a5c2addaa7ef82a513cafec896b817db4e196fa43f18ce9a3a1628bce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "767d5d9e5abf0c17585c5f6d94482db0a3645b6bf8aea8b80af9b93c140ac785",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-21T20:54:27Z",
    "title_canon_sha256": "4e7d34756b4efba1856d49e270025091e5304091b4f821ee14859543fefe12cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702582",
    "kind": "arxiv",
    "version": 1
  }
}