Pith Number

pith:IBPJZYBW

pith:1997:IBPJZYBWLA3673UV33SYGS6XQQ

not attested not anchored not stored refs pending

The ESO Slice Project (ESP) galaxy redshift survey: I. Description and First Results

A.Blanchard, A.Cappi, C.Balkowski, C.Collins, D.Maccagni, D.Proust, E.Zucca, G.Chincarini, G.M.Stirpe, G.Vettolani, G.Zamorani, H.MacGillivray, L.Guzzo, M.Mignoli, M.Ramella, R.Merighi, R.Scaramella, S.Maurogordato, V.Cayatte

arxiv:astro-ph/9704097 v1 · 1997-04-11 · 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{IBPJZYBWLA3673UV33SYGS6XQQ}

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	2026-07-04T14:15:05.797362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

405e9ce0365837efee95dee5834bd7840f7b1ca23be1aa0a5a693692df4070fe

Aliases

arxiv: astro-ph/9704097 · arxiv_version: astro-ph/9704097v1 · doi: 10.48550/arxiv.astro-ph/9704097 · pith_short_12: IBPJZYBWLA36 · pith_short_16: IBPJZYBWLA3673UV · pith_short_8: IBPJZYBW

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/IBPJZYBWLA3673UV33SYGS6XQQ \
  | 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: 405e9ce0365837efee95dee5834bd7840f7b1ca23be1aa0a5a693692df4070fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b483e25885a8b38f752758858eaea3f4ab8a52db28be65dcb0bfb04b59984794",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-04-11T13:30:23Z",
    "title_canon_sha256": "c8a2fd854554e21968fa26d21d3e4a32b7e67bc4718f31064ddfd0c28147af34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9704097",
    "kind": "arxiv",
    "version": 1
  }
}