Pith Number

pith:PCS3HQG5

pith:2017:PCS3HQG5DXBUQPAGJLSRHR5UDA

not attested not anchored not stored refs pending

The chemical signature of SNIax in the stars of Ursa minor?

C. Kobayashi, G. Cescutti

arxiv:1708.00685 v1 · 2017-08-02 · astro-ph.GA · astro-ph.HE · 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{PCS3HQG5DXBUQPAGJLSRHR5UDA}

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	2026-05-18T00:38:44.976493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78a5b3c0dd1dc3483c064ae513c7b41838008e51da13a30cb247a043775313cf

Aliases

arxiv: 1708.00685 · arxiv_version: 1708.00685v1 · doi: 10.48550/arxiv.1708.00685 · pith_short_12: PCS3HQG5DXBU · pith_short_16: PCS3HQG5DXBUQPAG · pith_short_8: PCS3HQG5

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/PCS3HQG5DXBUQPAGJLSRHR5UDA \
  | 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: 78a5b3c0dd1dc3483c064ae513c7b41838008e51da13a30cb247a043775313cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1502aee0bc60f39611716d6b486b77f6b333e53b3c088a165b80c03dbb195d4",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-02T10:22:52Z",
    "title_canon_sha256": "fecaecb677014b9184d40a4dd7dcf39df4d902bf6d9e825c86e85ca6a3b52e53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00685",
    "kind": "arxiv",
    "version": 1
  }
}