Pith Number

pith:HR6EKIDO

pith:1998:HR6EKIDOW7HNPXRDQ2BNB7JYH3

not attested not anchored not stored refs pending

The Faint Sub-mm Galaxy Population: HST Morphologies and Colors

A.W. Blain (Cambridge), Ian Smail (Durham), J.-P. Kneib (Toulouse), R.J. Ivison (Edinburgh)

arxiv:astro-ph/9806061 v1 · 1998-06-04 · 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{HR6EKIDOW7HNPXRDQ2BNB7JYH3}

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	2026-05-18T01:40:14.084221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c7c45206eb7ced7de238682d0fd383efce6763231f3796c9767f10c9142530f

Aliases

arxiv: astro-ph/9806061 · arxiv_version: astro-ph/9806061v1 · doi: 10.48550/arxiv.astro-ph/9806061 · pith_short_12: HR6EKIDOW7HN · pith_short_16: HR6EKIDOW7HNPXRD · pith_short_8: HR6EKIDO

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/HR6EKIDOW7HNPXRDQ2BNB7JYH3 \
  | 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: 3c7c45206eb7ced7de238682d0fd383efce6763231f3796c9767f10c9142530f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f3c38ec56fa6d44e10b042367ede05c563967920955676228299453d11a6641",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-06-04T07:06:25Z",
    "title_canon_sha256": "d90ec272c534f3d236e768065f43c104730c38ac8787039767b8c42b0fb413ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9806061",
    "kind": "arxiv",
    "version": 1
  }
}