Pith Number

pith:UMLG5BQA

pith:1994:UMLG5BQAZHJBEZ6MXNTF3INQQV

not attested not anchored not stored refs pending

A Survey of Galaxy Redshifts from Low-Resolution Slitless Spectra: Suggestion of Large-Scale Structures at Z ~0.1

E.F. Borra, M. Beauchemin

arxiv:astro-ph/9408031 v1 · 1994-08-10 · 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{UMLG5BQAZHJBEZ6MXNTF3INQQV}

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	2026-05-18T01:40:24.423671Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3166e8600c9d21267ccbb665da1b08565fc9dba596d084665e82990da2ad62d

Aliases

arxiv: astro-ph/9408031 · arxiv_version: astro-ph/9408031v1 · doi: 10.48550/arxiv.astro-ph/9408031 · pith_short_12: UMLG5BQAZHJB · pith_short_16: UMLG5BQAZHJBEZ6M · pith_short_8: UMLG5BQA

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/UMLG5BQAZHJBEZ6MXNTF3INQQV \
  | 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: a3166e8600c9d21267ccbb665da1b08565fc9dba596d084665e82990da2ad62d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d957fefcbab98fb93b393e1b6fec73cdf8d468a64a3ab2c8a7766c6ac1f5cbfc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1994-08-10T20:32:25Z",
    "title_canon_sha256": "bfa108bbcc1a6521b7161cf6a6e731d9893f20034afe4b6e07726f43bd3192d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9408031",
    "kind": "arxiv",
    "version": 1
  }
}