Pith Number

pith:7AXN7HNV

pith:1998:7AXN7HNVZGTK2SQXBGBXWT2XEP

not attested not anchored not stored refs pending

Removing sky contributions from SCUBA data

2), (2) Royal Observatory, Edinburgh), HI, Hilo, John F. Lightfoot (1, Tim Jenness (1), Wayne S. Holland (1) ((1) Joint Astronomy Centre

arxiv:astro-ph/9809120 v1 · 1998-09-10 · 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{7AXN7HNVZGTK2SQXBGBXWT2XEP}

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	2026-05-18T04:34:38.333556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f82edf9db5c9a6ad4a1709837b4f5723de5fdc618c979f10bc707a69a51f34c5

Aliases

arxiv: astro-ph/9809120 · arxiv_version: astro-ph/9809120v1 · doi: 10.48550/arxiv.astro-ph/9809120 · pith_short_12: 7AXN7HNVZGTK · pith_short_16: 7AXN7HNVZGTK2SQX · pith_short_8: 7AXN7HNV

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/7AXN7HNVZGTK2SQXBGBXWT2XEP \
  | 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: f82edf9db5c9a6ad4a1709837b4f5723de5fdc618c979f10bc707a69a51f34c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b57ffd26071db6122d466a0d8cba4c12a2c47e07248b4972a8eb5be894b18333",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-09-10T01:12:48Z",
    "title_canon_sha256": "d2bd97447b6be213e337a6aa52bcaed97876627f0ce242904a1ace397df9687e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9809120",
    "kind": "arxiv",
    "version": 1
  }
}