Pith Number

pith:JF5TNEIF

pith:2017:JF5TNEIFRMB3ZELYW67C6UQWAV

not attested not anchored not stored refs pending

Terrestrial effects of moderately nearby supernovae

Adrian L. Melott (Kansas), Brian C. Thomas (Washburn)

arxiv:1712.02730 v1 · 2017-12-07 · astro-ph.EP · astro-ph.HE · physics.ao-ph · physics.bio-ph · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JF5TNEIFRMB3ZELYW67C6UQWAV}

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	2026-05-17T23:42:49.100273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

497b3691058b03bc9178b7be2f5216057cbc7de527c90288e7ed808e0379d586

Aliases

arxiv: 1712.02730 · arxiv_version: 1712.02730v1 · doi: 10.48550/arxiv.1712.02730 · pith_short_12: JF5TNEIFRMB3 · pith_short_16: JF5TNEIFRMB3ZELY · pith_short_8: JF5TNEIF

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/JF5TNEIFRMB3ZELYW67C6UQWAV \
  | 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: 497b3691058b03bc9178b7be2f5216057cbc7de527c90288e7ed808e0379d586

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdfe09fe339759a5903a754a82b3b07ea572eee92054e17c3e677f6384060f55",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "physics.ao-ph",
      "physics.bio-ph",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-12-07T17:21:58Z",
    "title_canon_sha256": "cf62154192769591f6cdba2f903dd4bb44ffacb5d8ee01924972a273a054a457"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02730",
    "kind": "arxiv",
    "version": 1
  }
}