Pith Number

pith:QRZGIUQM

pith:2010:QRZGIUQMM3WEYORAML424X4HBO

not attested not anchored not stored refs pending

The nebulae around LBVs: a multiwavelength approach

(2) Harvard-Smithsonian Center for Astrophysics, Cambridge, Carla S. Buemi (1), Catania, Catania Astrophysical Observatory, Corrado Trigilio (1), Giovanni Fazio (2) ((1) INAF, Grazia Umana (1), Italy, Joseph L. Hora (2), MA, Paolo Leto (1), USA)

arxiv:1011.3730 v1 · 2010-11-16 · 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{QRZGIUQMM3WEYORAML424X4HBO}

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	2026-05-18T04:35:48.194415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

847264520c66ec4c3a2062f9ae5f870bb25b0ba243df770af821803849cf4ef0

Aliases

arxiv: 1011.3730 · arxiv_version: 1011.3730v1 · doi: 10.48550/arxiv.1011.3730 · pith_short_12: QRZGIUQMM3WE · pith_short_16: QRZGIUQMM3WEYORA · pith_short_8: QRZGIUQM

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/QRZGIUQMM3WEYORAML424X4HBO \
  | 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: 847264520c66ec4c3a2062f9ae5f870bb25b0ba243df770af821803849cf4ef0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efb15dae28502d868f5ea2142cfc8cbddbc531d03efded36f5b90b33f3163c98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-11-16T15:38:35Z",
    "title_canon_sha256": "fd5a5ca0f736d5db62ed0a8dcbe5133c3493ed81b27f2a7fc69219a02bd00794"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3730",
    "kind": "arxiv",
    "version": 1
  }
}