Pith Number

pith:RCACFQAI

pith:2005:RCACFQAIH5UH26QC2DOWFB4A7T

not attested not anchored not stored refs pending

The SCUBA HAlf Degree Extragalactic Survey (SHADES) -- I. Survey motivation, design and data processing

(2)University of Edinburgh), A.M.J. Mortier (1), J.S. Dunlop (2), S.E. Scott (2), S. Serjeant (1), the SHADES consortium ((1)University of Kent

arxiv:astro-ph/0507612 v1 · 2005-07-26 · 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{RCACFQAIH5UH26QC2DOWFB4A7T}

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	2026-07-04T15:25:35.962202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

888022c0083f687d7a02d0dd628780fcf575e852285df57c84c1cd6d5bc5c984

Aliases

arxiv: astro-ph/0507612 · arxiv_version: astro-ph/0507612v1 · doi: 10.48550/arxiv.astro-ph/0507612 · pith_short_12: RCACFQAIH5UH · pith_short_16: RCACFQAIH5UH26QC · pith_short_8: RCACFQAI

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/RCACFQAIH5UH26QC2DOWFB4A7T \
  | 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: 888022c0083f687d7a02d0dd628780fcf575e852285df57c84c1cd6d5bc5c984

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "634c24fd1305a6e035724ad6c629f9ae78874849f46630c95405cdfda30c16cd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-07-26T17:45:38Z",
    "title_canon_sha256": "ac261b83a8fe11a8a75b079cc37f2ddd89a794666f534a727c152735fa57d6ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0507612",
    "kind": "arxiv",
    "version": 1
  }
}