Pith Number

pith:4OT4WU4H

pith:2011:4OT4WU4HQHBTNC6OMOU6NVG6R7

not attested not anchored not stored refs pending

Faint Submillimeter Galaxies behind the Massive Lensing Cluster A2390

Chian-Chou Chen, Lennox L. Cowie (Institute for Astronomy, University of Hawaii)

arxiv:1112.3040 v1 · 2011-12-13 · 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{4OT4WU4HQHBTNC6OMOU6NVG6R7}

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	2026-05-18T04:06:21.386373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3a7cb538781c3368bce63a9e6d4de8fc30055abfc80bd7dbd8ecba55074cef9

Aliases

arxiv: 1112.3040 · arxiv_version: 1112.3040v1 · doi: 10.48550/arxiv.1112.3040 · pith_short_12: 4OT4WU4HQHBT · pith_short_16: 4OT4WU4HQHBTNC6O · pith_short_8: 4OT4WU4H

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/4OT4WU4HQHBTNC6OMOU6NVG6R7 \
  | 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: e3a7cb538781c3368bce63a9e6d4de8fc30055abfc80bd7dbd8ecba55074cef9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96cc758abf97eb3444c36bf622554c6f868c26284caa9695a8903361d5fefdbd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-13T21:00:15Z",
    "title_canon_sha256": "c9f13a215489995a3145d88fd025cbb940c4059c0569736242d91159baa76d4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3040",
    "kind": "arxiv",
    "version": 1
  }
}