Pith Number

pith:7LNFHSQV

pith:2004:7LNFHSQVITIV4YUPU73OCCTZQP

not attested not anchored not stored refs pending

The Rest-Frame Optical Properties of SCUBA Galaxies

A.W. Blain, Ian Smail, R.J. Ivison, S.C. Chapman

arxiv:astro-ph/0412574 v1 · 2004-12-21 · 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{7LNFHSQVITIV4YUPU73OCCTZQP}

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	2026-05-18T01:40:34.619673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fada53ca1544d15e628fa7f6e10a7983f7e6860501e23928a0f15c54ed75180b

Aliases

arxiv: astro-ph/0412574 · arxiv_version: astro-ph/0412574v1 · doi: 10.48550/arxiv.astro-ph/0412574 · pith_short_12: 7LNFHSQVITIV · pith_short_16: 7LNFHSQVITIV4YUP · pith_short_8: 7LNFHSQV

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/7LNFHSQVITIV4YUPU73OCCTZQP \
  | 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: fada53ca1544d15e628fa7f6e10a7983f7e6860501e23928a0f15c54ed75180b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98681b4e177c3bfdd801d64af0cc2c2b933565891856ac779f750c00a375cada",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-12-21T19:04:00Z",
    "title_canon_sha256": "f6c83760a54f51d92643cbbd8ded0cbe62b626995af4bf5e30e07f109983400d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0412574",
    "kind": "arxiv",
    "version": 1
  }
}