Pith Number

pith:ESRVS7SY

pith:2018:ESRVS7SYQFORTZCKWI4JQCLA34

not attested not anchored not stored refs pending

A new version of the OCARS catalog of Optical Characteristics of Astrometric Radio Sources

Zinovy Malkin

arxiv:1810.06029 v2 · 2018-10-14 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ESRVS7SYQFORTZCKWI4JQCLA34}

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	2026-05-17T23:59:44.611852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24a3597e58815d19e44ab238980960df1b6f362dcf7bb90907471ff062528cc6

Aliases

arxiv: 1810.06029 · arxiv_version: 1810.06029v2 · doi: 10.48550/arxiv.1810.06029 · pith_short_12: ESRVS7SYQFOR · pith_short_16: ESRVS7SYQFORTZCK · pith_short_8: ESRVS7SY

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/ESRVS7SYQFORTZCKWI4JQCLA34 \
  | 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: 24a3597e58815d19e44ab238980960df1b6f362dcf7bb90907471ff062528cc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "734c2fd0393a63ef8b731dfa4454d20bbf60601f150088c2932b0dc374e9f9bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-10-14T12:55:26Z",
    "title_canon_sha256": "294e36c43bb468fe1450e7ae42f516437e91dc37a97e1c4c1bf75772a9a3ac93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06029",
    "kind": "arxiv",
    "version": 2
  }
}