Pith Number

pith:PIPQGGDK

pith:2016:PIPQGGDKWXCZ3QHJNBAUYOLNI5

not attested not anchored not stored refs pending

Constraining the ISM properties of the Cloverleaf quasar host galaxy with Herschel spectroscopy

Bade D. Uzgil, C. Matt Bradford, James E. Aguirre, Philip R. Maloney, Steve Hailey-Dunsheath

arxiv:1610.00347 v1 · 2016-10-02 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PIPQGGDKWXCZ3QHJNBAUYOLNI5}

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	2026-05-18T00:55:07.521381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a1f03186ab5c59dc0e968414c396d477a2d10550ca5d31f9115b88d01a17c3d

Aliases

arxiv: 1610.00347 · arxiv_version: 1610.00347v1 · doi: 10.48550/arxiv.1610.00347 · pith_short_12: PIPQGGDKWXCZ · pith_short_16: PIPQGGDKWXCZ3QHJ · pith_short_8: PIPQGGDK

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/PIPQGGDKWXCZ3QHJNBAUYOLNI5 \
  | 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: 7a1f03186ab5c59dc0e968414c396d477a2d10550ca5d31f9115b88d01a17c3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c54f1722891f3048f14c907c4cc7f0fe9337d5821a5e753c173845fbace75fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-02T20:33:07Z",
    "title_canon_sha256": "0f20b68c77823ef2b9a1a74c98113146b21dba9508dfd8db644fef13fed4e5cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00347",
    "kind": "arxiv",
    "version": 1
  }
}