Pith Number

pith:UMHS7ZRT

pith:2010:UMHS7ZRT5PAILFI5L5FTF4HEO2

not attested not anchored not stored refs pending

Hyperluminous infrared galaxies from IIFSCz

Lingyu Wang (University of Sussx), Michael Rowan-Robinson (Imperial College London)

arxiv:1003.4869 v1 · 2010-03-25 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UMHS7ZRT5PAILFI5L5FTF4HEO2}

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	2026-05-18T02:08:23.123780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a30f2fe633ebc085951d5f4b32f0e476b05f05ec9da63d8b69ad38777723555a

Aliases

arxiv: 1003.4869 · arxiv_version: 1003.4869v1 · doi: 10.48550/arxiv.1003.4869 · pith_short_12: UMHS7ZRT5PAI · pith_short_16: UMHS7ZRT5PAILFI5 · pith_short_8: UMHS7ZRT

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/UMHS7ZRT5PAILFI5L5FTF4HEO2 \
  | 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: a30f2fe633ebc085951d5f4b32f0e476b05f05ec9da63d8b69ad38777723555a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0dfe37e98bd433ecb2be5c3745d52a0926c18beba25ca6dcb58f84f88b09162",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-25T11:56:05Z",
    "title_canon_sha256": "7d51250536984ae19ef921d4abeddace3435a67834aff50a22474cba641392c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4869",
    "kind": "arxiv",
    "version": 1
  }
}