Pith Number

pith:ILAFUBJV

pith:2019:ILAFUBJVT27JVSKWOLCDBA7SPM

not attested not anchored not stored refs pending

A Universal Relation of Dust Obscuration Across Cosmic Time

(2) University of Bath), CAS, Jianbo Qin (1), Jian Ren (1) ((1) Purple Mountain Observatory, Stijn Wuyts (2), X. Z. Zheng (1), Zhizheng Pan (1)

arxiv:1903.05121 v1 · 2019-03-12 · 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{ILAFUBJVT27JVSKWOLCDBA7SPM}

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	2026-05-17T23:50:54.848944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42c05a05359ebe9ac95672c43083f27b1751549db8f9c2ee24067bcc2f466fb1

Aliases

arxiv: 1903.05121 · arxiv_version: 1903.05121v1 · doi: 10.48550/arxiv.1903.05121 · pith_short_12: ILAFUBJVT27J · pith_short_16: ILAFUBJVT27JVSKW · pith_short_8: ILAFUBJV

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/ILAFUBJVT27JVSKWOLCDBA7SPM \
  | 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: 42c05a05359ebe9ac95672c43083f27b1751549db8f9c2ee24067bcc2f466fb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e4e719f1a85e9e41f3cf35b652fc528ae52d0087de2189366a77cca8c78a68c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-12T18:11:38Z",
    "title_canon_sha256": "060fd7175784b16c5aef90e2806344bef73e4f409c21acf03cc811799d0d7f40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05121",
    "kind": "arxiv",
    "version": 1
  }
}