Pith Number

pith:ORCW2RCK

pith:1998:ORCW2RCKQXIPD4TI6SSRSWZ52W

not attested not anchored not stored refs pending

FIRBACK: I. A deep survey at 175 $\mu$m with ISO, preliminary results

A.F.M Moorwood, A. Franceschini, B. Guiderdoni, C. Cesarsky, D. Elbaz, D.L Clements, F.R Bouchet, F.X. D\'esert, G. Lagache, H. Aussel, H. Dole, J.L. Puget, W.T. Reach

arxiv:astro-ph/9812039 v1 · 1998-12-02 · 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{ORCW2RCKQXIPD4TI6SSRSWZ52W}

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	2026-07-04T14:16:24.263774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74456d444a85d0f1f268f4a5195b3dd583a830ec6812f92b5005f12494ef33ba

Aliases

arxiv: astro-ph/9812039 · arxiv_version: astro-ph/9812039v1 · doi: 10.48550/arxiv.astro-ph/9812039 · pith_short_12: ORCW2RCKQXIP · pith_short_16: ORCW2RCKQXIPD4TI · pith_short_8: ORCW2RCK

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/ORCW2RCKQXIPD4TI6SSRSWZ52W \
  | 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: 74456d444a85d0f1f268f4a5195b3dd583a830ec6812f92b5005f12494ef33ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a9fbb78a9fd084e6d4cd39fc239088ebf6f7bebc4cf65aafcfd39654ef65f5a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-12-02T11:37:50Z",
    "title_canon_sha256": "40d1d308f6fac985d1901e55d5690c9dc8ede986b99b8217408df6ffb913af03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9812039",
    "kind": "arxiv",
    "version": 1
  }
}