Pith Number

pith:GLTKA3FF

pith:2004:GLTKA3FFUF765PD65JRMDRUVTT

not attested not anchored not stored refs pending

What fraction of stars formed in infrared galaxies at high redshift?

Neil Trentham (Institute of Astronomy, University of Cambridge)

arxiv:astro-ph/0411542 v1 · 2004-11-18 · 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{GLTKA3FFUF765PD65JRMDRUVTT}

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	2026-05-18T01:27:16.394210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32e6a06ca5a17feebc7eea62c1c6959cfe2d4ef5c58061f7a43d3e4e4e0a6571

Aliases

arxiv: astro-ph/0411542 · arxiv_version: astro-ph/0411542v1 · doi: 10.48550/arxiv.astro-ph/0411542 · pith_short_12: GLTKA3FFUF76 · pith_short_16: GLTKA3FFUF765PD6 · pith_short_8: GLTKA3FF

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/GLTKA3FFUF765PD65JRMDRUVTT \
  | 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: 32e6a06ca5a17feebc7eea62c1c6959cfe2d4ef5c58061f7a43d3e4e4e0a6571

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51add128c5cb7d7c87649d8ebcba91b716463bb9c0b92cbe033ec67481d3c30f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-11-18T15:57:30Z",
    "title_canon_sha256": "41b3ae456dd9e4497e8ce0af2ef000cac23af63c404a64d0c14163a6f688446a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0411542",
    "kind": "arxiv",
    "version": 1
  }
}