Pith Number

pith:LXZFQQWP

pith:2014:LXZFQQWP7TEA4C4QVAS6JJIWCW

not attested not anchored not stored refs pending

Ionizing stellar population in the disc of NGC 3310 - II. The Wolf-Rayet population

A. I. D\'iaz, D. Miralles-Caballero, E. P\'erez-Montero, F. F. Rosales-Ortega, H. Ot\'i-Floranes, S. F. S\'anchez

arxiv:1409.7526 v2 · 2014-09-26 · 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{LXZFQQWP7TEA4C4QVAS6JJIWCW}

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	2026-05-18T01:41:56.607295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5df25842cffcc80e0b90a825e4a516158099841bd45c2e0e002619b07112d89a

Aliases

arxiv: 1409.7526 · arxiv_version: 1409.7526v2 · doi: 10.48550/arxiv.1409.7526 · pith_short_12: LXZFQQWP7TEA · pith_short_16: LXZFQQWP7TEA4C4Q · pith_short_8: LXZFQQWP

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/LXZFQQWP7TEA4C4QVAS6JJIWCW \
  | 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: 5df25842cffcc80e0b90a825e4a516158099841bd45c2e0e002619b07112d89a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d043a0666e17a4bdd35b834fb1c17c60e9d546d2a9cb664b44729a0e4115fd32",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-09-26T10:26:01Z",
    "title_canon_sha256": "ebd59b940660ff81944d98c9c1a01f876f4b9082e9e7f97f43f4f4bd5edd0f6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7526",
    "kind": "arxiv",
    "version": 2
  }
}