Pith Number

pith:IKHYMF4O

pith:2015:IKHYMF4OUD45BYYI2LSLMQJBTA

not attested not anchored not stored refs pending

Destruction and Observational Signatures of Sun-Impacting Comets

John C. Brown, Mark P. Toner, Robert W. Carlson

arxiv:1507.05062 v1 · 2015-07-17 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IKHYMF4OUD45BYYI2LSLMQJBTA}

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	2026-05-18T01:36:32.936722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

428f86178ea0f9d0e308d2e4b6412198085dbfc59ad84c8a1c5f5c1e98002392

Aliases

arxiv: 1507.05062 · arxiv_version: 1507.05062v1 · doi: 10.48550/arxiv.1507.05062 · pith_short_12: IKHYMF4OUD45 · pith_short_16: IKHYMF4OUD45BYYI · pith_short_8: IKHYMF4O

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/IKHYMF4OUD45BYYI2LSLMQJBTA \
  | 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: 428f86178ea0f9d0e308d2e4b6412198085dbfc59ad84c8a1c5f5c1e98002392

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c843366ebe0d99e48e7cfef3cb0b687ee85185b09995066b05a6433ad97e06c0",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-17T18:11:48Z",
    "title_canon_sha256": "c36a6e268d47010385f92e3652384c349e5d6d90d96e58962526fa2f66754055"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05062",
    "kind": "arxiv",
    "version": 1
  }
}