Pith Number

pith:JR56XKXQ

pith:2015:JR56XKXQ2POZO34UF7JQJD3D7L

not attested not anchored not stored refs pending

Report on the O IV and S IV lines observed by IRIS

Peter R. Young

arxiv:1509.05011 v1 · 2015-09-16 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JR56XKXQ2POZO34UF7JQJD3D7L}

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	2026-05-18T01:32:51.108607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c7bebaaf0d3dd976f942fd3048f63fafc6d50c9ca8759e3abf335f01ef25891

Aliases

arxiv: 1509.05011 · arxiv_version: 1509.05011v1 · doi: 10.48550/arxiv.1509.05011 · pith_short_12: JR56XKXQ2POZ · pith_short_16: JR56XKXQ2POZO34U · pith_short_8: JR56XKXQ

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/JR56XKXQ2POZO34UF7JQJD3D7L \
  | 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: 4c7bebaaf0d3dd976f942fd3048f63fafc6d50c9ca8759e3abf335f01ef25891

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3d185bb3d4f9008f576097a2dc78fcbac54eff04e11934ad961cc05af8bb403",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-09-16T19:35:05Z",
    "title_canon_sha256": "44b2942eed1929d8971d33b7003128be3dcd6a449579f57933a145b56589270b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05011",
    "kind": "arxiv",
    "version": 1
  }
}