Pith Number

pith:TVC72OTG

pith:2012:TVC72OTGHSZA2EUDJULNTHMGSH

not attested not anchored not stored refs pending

Emission-line stars discovered in the UKST H-alpha survey of the Large Magellanic Cloud; Part 1: Hot stars

Quentin A. Parker, Warren A. Reid

arxiv:1207.1950 v2 · 2012-07-09 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TVC72OTGHSZA2EUDJULNTHMGSH}

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	2026-05-18T01:56:26.800025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d45fd3a663cb20d12834d16d99d8691f510f91e7d4f87a61ea975f855b07ac8

Aliases

arxiv: 1207.1950 · arxiv_version: 1207.1950v2 · doi: 10.48550/arxiv.1207.1950 · pith_short_12: TVC72OTGHSZA · pith_short_16: TVC72OTGHSZA2EUD · pith_short_8: TVC72OTG

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/TVC72OTGHSZA2EUDJULNTHMGSH \
  | 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: 9d45fd3a663cb20d12834d16d99d8691f510f91e7d4f87a61ea975f855b07ac8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a2356e80dc11f4f81f875a9cb2521a0cc22c920666fd56d5b8e39f0a4c7c59f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-07-09T05:41:33Z",
    "title_canon_sha256": "88f711ec6b660517257ac40b99ed8dd220027f2884475c0f4f14cc4cd6c0fc12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1950",
    "kind": "arxiv",
    "version": 2
  }
}