Pith Number

pith:KL4EIJZL

pith:2015:KL4EIJZLE6MHPRF4737YPVNB7I

not attested not anchored not stored refs pending

Anatomy of a blazar in the (sub-)millimeter: ALMA Observations of PKS 0521-365

B. Ocana Flaquer, B. Vila-Vilaro, E. Villard, M. Guerard, P. C. Cortes, S. Leon, T. Hidayat

arxiv:1510.07536 v1 · 2015-10-26 · 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{KL4EIJZLE6MHPRF4737YPVNB7I}

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	2026-05-18T01:21:30.389065Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52f844272b279877c4bcfeff87d5a1fa0c03983b88afa475570eb7ae4f2a279d

Aliases

arxiv: 1510.07536 · arxiv_version: 1510.07536v1 · doi: 10.48550/arxiv.1510.07536 · pith_short_12: KL4EIJZLE6MH · pith_short_16: KL4EIJZLE6MHPRF4 · pith_short_8: KL4EIJZL

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/KL4EIJZLE6MHPRF4737YPVNB7I \
  | 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: 52f844272b279877c4bcfeff87d5a1fa0c03983b88afa475570eb7ae4f2a279d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e03a9745aa3a121929bfb2ec27a8395f527cc20bee49bb07e9f75e5ebcce0b91",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-10-26T16:36:52Z",
    "title_canon_sha256": "ce949ec3594be791828ca0aca595bf93f42c554ce0fa1de5dd6ed8c451a727d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07536",
    "kind": "arxiv",
    "version": 1
  }
}