Pith Number

pith:LCZPWYI2

pith:2011:LCZPWYI2SAYDAFPV5QCCNLWGUO

not attested not anchored not stored refs pending

The spectroscopic properties of the nebulae around seven Galactic and LMC Wolf-Rayet stars

D. J. Stock, M. J. Barlow, R. Wesson

arxiv:1108.3800 v1 · 2011-08-18 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LCZPWYI2SAYDAFPV5QCCNLWGUO}

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	2026-05-18T02:00:50.776481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58b2fb611a90303015f5ec0426aec6a397b5f04845df725685f84e98f2601d8a

Aliases

arxiv: 1108.3800 · arxiv_version: 1108.3800v1 · doi: 10.48550/arxiv.1108.3800 · pith_short_12: LCZPWYI2SAYD · pith_short_16: LCZPWYI2SAYDAFPV · pith_short_8: LCZPWYI2

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/LCZPWYI2SAYDAFPV5QCCNLWGUO \
  | 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: 58b2fb611a90303015f5ec0426aec6a397b5f04845df725685f84e98f2601d8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f875a5f6ac403c221794d6b26f9717af98184c8d1cdb358b589feef60032c6ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-08-18T17:43:09Z",
    "title_canon_sha256": "835b584f4007107eeddbd096811d4cc1edea170a61bcfe74b42782ca17a0da14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3800",
    "kind": "arxiv",
    "version": 1
  }
}