Pith Number

pith:EAEBI4OV

pith:2004:EAEBI4OVJO2N7ON23DP6ZVPYMI

not attested not anchored not stored refs pending

The extragalactic sub-mm population: predictions for the SCUBA Half-Degree Extragalactic Survey (SHADES)

David H. Hughes, Eelco van Kampen, Enrique Gaztanaga, Frazer Pearce, Itziar Aretxaga, James S. Dunlop, Miller Crawford, Neil Bevis, Scott T. Kay, Seb Oliver, Susie E. Scott, Will J. Percival

arxiv:astro-ph/0408552 v2 · 2004-08-30 · 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{EAEBI4OVJO2N7ON23DP6ZVPYMI}

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	2026-07-04T16:44:35.236005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20081471d54bb4dfb9bad8dfecd5f8621ffa6a37395b4cc795b552a60d0ced00

Aliases

arxiv: astro-ph/0408552 · arxiv_version: astro-ph/0408552v2 · doi: 10.48550/arxiv.astro-ph/0408552 · pith_short_12: EAEBI4OVJO2N · pith_short_16: EAEBI4OVJO2N7ON2 · pith_short_8: EAEBI4OV

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/EAEBI4OVJO2N7ON23DP6ZVPYMI \
  | 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: 20081471d54bb4dfb9bad8dfecd5f8621ffa6a37395b4cc795b552a60d0ced00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de59c378debfedcda7086388c76cdd896c81fe1022b059f3598f8ffd036c1332",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-08-30T14:56:56Z",
    "title_canon_sha256": "5efd458c9c9bc31952bd09d5f36a7a1097d5d09de200d6210355eb7f972e5bcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0408552",
    "kind": "arxiv",
    "version": 2
  }
}