Pith Number

pith:5RYURFNN

pith:2008:5RYURFNNSVNCKWNBKVVWUB3DZL

not attested not anchored not stored refs pending

Spectra of accretion discs around white dwarfs

Giora Shaviv, Irit Idan, Jean-Marie Hameury, Jean-Pierre Lasota

arxiv:0801.1051 v4 · 2008-01-07 · 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{5RYURFNNSVNCKWNBKVVWUB3DZL}

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	2026-07-04T15:44:38.259295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec714895ad955a2559a1556b6a0763cae8c49c0fd12bb242360ce81e30d0aabb

Aliases

arxiv: 0801.1051 · arxiv_version: 0801.1051v4 · doi: 10.48550/arxiv.0801.1051 · pith_short_12: 5RYURFNNSVNC · pith_short_16: 5RYURFNNSVNCKWNB · pith_short_8: 5RYURFNN

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/5RYURFNNSVNCKWNBKVVWUB3DZL \
  | 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: ec714895ad955a2559a1556b6a0763cae8c49c0fd12bb242360ce81e30d0aabb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b336d589b4e504852e48eacf7b6c7e51ac846e67b89d72eb0b2b78392ab3890e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-01-07T17:29:47Z",
    "title_canon_sha256": "b4b8942b96a2b845a166222457e3e9b4cdd32eaf33e9b787caf65668b5279128"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.1051",
    "kind": "arxiv",
    "version": 4
  }
}