Pith Number

pith:TYCZMUGP

pith:1995:TYCZMUGPVTYC67LOYO2AU4NNVG

not attested not anchored not stored refs pending

The Contribution of Late-type/Irregulars to the Faint Galaxy Counts from HST Medium Deep Survey Images

Richard E. Griffiths (JHU), Rogier A. Windhorst (ASU), Simon P. Driver (ASU)

arxiv:astro-ph/9511123 v1 · 1995-11-27 · 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{TYCZMUGPVTYC67LOYO2AU4NNVG}

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	2026-05-18T01:07:41.263249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e059650cfacf02f7d6ec3b40a71ada9bad279ec88d9c4aec96b737f049496c7

Aliases

arxiv: astro-ph/9511123 · arxiv_version: astro-ph/9511123v1 · doi: 10.48550/arxiv.astro-ph/9511123 · pith_short_12: TYCZMUGPVTYC · pith_short_16: TYCZMUGPVTYC67LO · pith_short_8: TYCZMUGP

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/TYCZMUGPVTYC67LOYO2AU4NNVG \
  | 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: 9e059650cfacf02f7d6ec3b40a71ada9bad279ec88d9c4aec96b737f049496c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e81742c708a3aa3e3cd3b1657d56bc69e89caf6246d46b832b110b533eedc9a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-11-27T04:39:07Z",
    "title_canon_sha256": "781081d9edb2831db72cef2c94fe4f33312d36ffaf718efc0e1d8031819f8e4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9511123",
    "kind": "arxiv",
    "version": 1
  }
}