Pith Number

pith:CUHNE4ZT

pith:1995:CUHNE4ZTDSAJOXKY7OOQHAYT2W

not attested not anchored not stored refs pending

Search for emission-line galaxies towards nearby voids. Observational data

Cristina C. Popescu, Hans Elsaesser, Hans J. Hagen, Ulrich Hopp

arxiv:astro-ph/9510127 v1 · 1995-10-24 · 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{CUHNE4ZTDSAJOXKY7OOQHAYT2W}

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	2026-05-18T01:07:41.330917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

150ed273331c80975d58fb9d038313d5a25246ba4c960ac4e6edbb9484e627a1

Aliases

arxiv: astro-ph/9510127 · arxiv_version: astro-ph/9510127v1 · doi: 10.48550/arxiv.astro-ph/9510127 · pith_short_12: CUHNE4ZTDSAJ · pith_short_16: CUHNE4ZTDSAJOXKY · pith_short_8: CUHNE4ZT

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/CUHNE4ZTDSAJOXKY7OOQHAYT2W \
  | 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: 150ed273331c80975d58fb9d038313d5a25246ba4c960ac4e6edbb9484e627a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eb477bb0b5e1d0249f4bc1519233c56285a96f58c9bef00447048d235bb7133",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-10-24T10:02:31Z",
    "title_canon_sha256": "df4d906150e6560122404ab8a022597820e61cfcb3da10909db7afbd2adcfa10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9510127",
    "kind": "arxiv",
    "version": 1
  }
}