Pith Number

pith:73WYH4KG

pith:2007:73WYH4KG2WVEEWG75DXWCBBLAQ

not attested not anchored not stored refs pending

Arcsecond-resolution 12CO mapping of the yellow hypergiants IRC +10420 and AFGL 2343

A. Castro-Carrizo, G. Quintana-Lacaci, J. Alcolea, R. Neri, V. Bujarrabal

arxiv:astro-ph/0702400 v1 · 2007-02-15 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{73WYH4KG2WVEEWG75DXWCBBLAQ}

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	2026-05-18T04:38:15.860322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

feed83f146d5aa4258dfe8ef61042b040015f32ab2ee47e1e094736f3c1a590b

Aliases

arxiv: astro-ph/0702400 · arxiv_version: astro-ph/0702400v1 · doi: 10.48550/arxiv.astro-ph/0702400 · pith_short_12: 73WYH4KG2WVE · pith_short_16: 73WYH4KG2WVEEWG7 · pith_short_8: 73WYH4KG

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/73WYH4KG2WVEEWG75DXWCBBLAQ \
  | 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: feed83f146d5aa4258dfe8ef61042b040015f32ab2ee47e1e094736f3c1a590b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7851f6bf15f43453b128543789679cfb48a8cfaae86189be857fe7527f6e496d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-15T20:37:00Z",
    "title_canon_sha256": "f9a7d4f988688fcda4cd84d443ed0c8f23474d9fe9a65a2e3abdad2ea23e2fe3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702400",
    "kind": "arxiv",
    "version": 1
  }
}