Pith Number

pith:BIQORUQ4

pith:2008:BIQORUQ4F54E4WMOVTBQLZFGQG

not attested not anchored not stored refs pending

Non-LTE Calculation for the Be Star Decretion Disk

Hidetoshi Iwamatsu, Ryuko Hirata

arxiv:0805.3249 v1 · 2008-05-21 · 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{BIQORUQ4F54E4WMOVTBQLZFGQG}

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	2026-05-18T02:15:52.555160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a20e8d21c2f784e598eacc305e4a681a967788b28f8a1523e88040d921791bd

Aliases

arxiv: 0805.3249 · arxiv_version: 0805.3249v1 · doi: 10.48550/arxiv.0805.3249 · pith_short_12: BIQORUQ4F54E · pith_short_16: BIQORUQ4F54E4WMO · pith_short_8: BIQORUQ4

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/BIQORUQ4F54E4WMOVTBQLZFGQG \
  | 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: 0a20e8d21c2f784e598eacc305e4a681a967788b28f8a1523e88040d921791bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5e648ba790ac86139b7efe4d1d3b3efe6d51ad951f03bd21047271dc2d9d318",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-05-21T10:41:28Z",
    "title_canon_sha256": "b9f97903bba3193cc30b835b81f088e3974cfaf6dfb7a8afb4829ad721c33f9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.3249",
    "kind": "arxiv",
    "version": 1
  }
}