Pith Number

pith:YTBQLKT4

pith:2012:YTBQLKT4BYAJDINPQNAFWS6EH6

not attested not anchored not stored refs pending

The G305 star-forming complex: a wide-area radio survey of ultra-compact HII regions

A. Faimali, B. Davies, J. S. Clark, J. S. Urquhart, L. Hindson, M. A. Thompson

arxiv:1201.3812 v1 · 2012-01-16 · 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{YTBQLKT4BYAJDINPQNAFWS6EH6}

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	2026-05-18T04:04:17.934786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4c305aa7c0e0091a1af83405b4bc43fb2ddc6c26de0eb88474820c999ff6f8e

Aliases

arxiv: 1201.3812 · arxiv_version: 1201.3812v1 · doi: 10.48550/arxiv.1201.3812 · pith_short_12: YTBQLKT4BYAJ · pith_short_16: YTBQLKT4BYAJDINP · pith_short_8: YTBQLKT4

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/YTBQLKT4BYAJDINPQNAFWS6EH6 \
  | 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: c4c305aa7c0e0091a1af83405b4bc43fb2ddc6c26de0eb88474820c999ff6f8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28a04a976ead7bbd6c14b818a240262156aef3e8adb934b3bad6071e6c4e436a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-01-16T15:53:25Z",
    "title_canon_sha256": "a80c45cf5160607e79047239a80dbfe5851706238ff7f130039e9c30f53f1250"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3812",
    "kind": "arxiv",
    "version": 1
  }
}