Pith Number

pith:AAVLHPBN

pith:2009:AAVLHPBNTAOEJ273ND46HXENLP

not attested not anchored not stored refs pending

X-ray Spectroscopy of the Radiation-Driven Winds of Massive Stars: Line Profile and Line Ratio Diagnostics

David H. Cohen

arxiv:0905.3557 v1 · 2009-05-21 · astro-ph.SR

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

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	2026-05-18T02:13:38.138983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

002ab3bc2d981c44ebfb68f9e3dc8d5bf8ce96508ceb3a8ddd39378dd689e02f

Aliases

arxiv: 0905.3557 · arxiv_version: 0905.3557v1 · doi: 10.48550/arxiv.0905.3557 · pith_short_12: AAVLHPBNTAOE · pith_short_16: AAVLHPBNTAOEJ273 · pith_short_8: AAVLHPBN

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/AAVLHPBNTAOEJ273ND46HXENLP \
  | 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: 002ab3bc2d981c44ebfb68f9e3dc8d5bf8ce96508ceb3a8ddd39378dd689e02f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "883680b2ca0da3395b3dd8a848f5845a162a8c12088d2d153bde7c276bdbbde8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-05-21T20:04:44Z",
    "title_canon_sha256": "148797f7cfcfdc8836f650075af4da81b6c907705401bed22a96bf5119ebc82b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.3557",
    "kind": "arxiv",
    "version": 1
  }
}