Pith Number

pith:ZGRFPITE

pith:2010:ZGRFPITECEQ6QS5APTDZ7CPZKI

not attested not anchored not stored refs pending

Photometric monitoring of Luminous Blue Variables

Carla Buemi, Corrado Trigilio, Elisa Distefano, Francesco Schilliro', Giuseppe Cutispoto, Grazia Umana, Paolo Leto, Sergio Messina, Stefano Bernabei

arxiv:1011.3346 v1 · 2010-11-15 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZGRFPITECEQ6QS5APTDZ7CPZKI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:35:56.100509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9a257a2641121e84ba07cc79f89f95208cd7d1dee28d814c3c01466a88076f4

Aliases

arxiv: 1011.3346 · arxiv_version: 1011.3346v1 · doi: 10.48550/arxiv.1011.3346 · pith_short_12: ZGRFPITECEQ6 · pith_short_16: ZGRFPITECEQ6QS5A · pith_short_8: ZGRFPITE

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/ZGRFPITECEQ6QS5APTDZ7CPZKI \
  | 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: c9a257a2641121e84ba07cc79f89f95208cd7d1dee28d814c3c01466a88076f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66c77da183d8b6fc063707324f7c424442a04d1e3d99636a77350e5798eb3ee7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-11-15T11:22:39Z",
    "title_canon_sha256": "14017552cc82b1b80591979625d30992c70a81bacba76d3c7d77629981e7d0e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3346",
    "kind": "arxiv",
    "version": 1
  }
}