Pith Number

pith:J62F647P

pith:2013:J62F647PRQAPTIIEOIVVRU5PCO

not attested not anchored not stored refs pending

KeSeF - Kepler Self Follow-up Mission

Aviv Ofir

arxiv:1308.2252 v1 · 2013-08-09 · astro-ph.EP · 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{J62F647PRQAPTIIEOIVVRU5PCO}

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	2026-05-18T03:16:08.023278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4fb45f73ef8c00f9a104722b58d3af1389a02ae6ef0cfea99a71cc138a20554a

Aliases

arxiv: 1308.2252 · arxiv_version: 1308.2252v1 · doi: 10.48550/arxiv.1308.2252 · pith_short_12: J62F647PRQAP · pith_short_16: J62F647PRQAPTIIE · pith_short_8: J62F647P

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/J62F647PRQAPTIIEOIVVRU5PCO \
  | 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: 4fb45f73ef8c00f9a104722b58d3af1389a02ae6ef0cfea99a71cc138a20554a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41a07c6d62bc0ce092a5b8a3ced2c33c237688187be9b3daf62bfc214be5860b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-08-09T21:29:20Z",
    "title_canon_sha256": "4fc8ffe1c4aacf1a0ab4662218e16216a21adc87c7b6734809dce96f6f9cee74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2252",
    "kind": "arxiv",
    "version": 1
  }
}