Pith Number

pith:JALYLHJN

pith:2012:JALYLHJNVKMYBKOVIH4CCPXXEO

not attested not anchored not stored refs pending

Single-Star HII Regions as a Probe of Massive Star Spectral Energy Distributions

(2) U. Toledo), E. W. Pellegrini (2) ((1) U. Michigan, Jordan Zastrow (1), M. S. Oey (1)

arxiv:1212.5487 v1 · 2012-12-21 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JALYLHJNVKMYBKOVIH4CCPXXEO}

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	2026-05-18T03:19:45.853005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4817859d2daa9980a9d541f8213ef7239e60e19f455e90aa303a6d5efb8d2298

Aliases

arxiv: 1212.5487 · arxiv_version: 1212.5487v1 · doi: 10.48550/arxiv.1212.5487 · pith_short_12: JALYLHJNVKMY · pith_short_16: JALYLHJNVKMYBKOV · pith_short_8: JALYLHJN

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/JALYLHJNVKMYBKOVIH4CCPXXEO \
  | 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: 4817859d2daa9980a9d541f8213ef7239e60e19f455e90aa303a6d5efb8d2298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e941717051c82815f5811973710ca99dbe9c7021eb5ba2cdbd195a66838dfbb6",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-12-21T15:30:56Z",
    "title_canon_sha256": "0d950de197395f16788462dc4559492ae737a1e15a8f7bb36938e8d8251d83e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5487",
    "kind": "arxiv",
    "version": 1
  }
}