Pith Number

pith:JOD6SZBW

pith:2015:JOD6SZBWWWOM52VHPU3NVY2T4Y

not attested not anchored not stored refs pending

Ground-level ozone following astrophysical ionizing radiation events: an additional biological hazard?

Brian C. Thomas (Washburn Univ.), Byron D. Goracke (Washburn Univ.)

arxiv:1510.03360 v1 · 2015-10-12 · astro-ph.EP · astro-ph.HE · 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{JOD6SZBWWWOM52VHPU3NVY2T4Y}

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	2026-05-18T01:22:53.841513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b87e96436b59cceeaa77d36dae353e624fcf7b3a982c5f7f054c86f2d9251d6

Aliases

arxiv: 1510.03360 · arxiv_version: 1510.03360v1 · doi: 10.48550/arxiv.1510.03360 · pith_short_12: JOD6SZBWWWOM · pith_short_16: JOD6SZBWWWOM52VH · pith_short_8: JOD6SZBW

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/JOD6SZBWWWOM52VHPU3NVY2T4Y \
  | 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: 4b87e96436b59cceeaa77d36dae353e624fcf7b3a982c5f7f054c86f2d9251d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4676c0cd23e9fce66e68b031edd9bc4233ba4a89206694cdda20582afe9009aa",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-10-12T16:45:10Z",
    "title_canon_sha256": "0d9aa2e6a9af745336063d04276ff998e1921ffc90909b28ebbe2d4c69e337f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.03360",
    "kind": "arxiv",
    "version": 1
  }
}