Pith Number

pith:IPVVFSZB

pith:1999:IPVVFSZB4VREGZNGYZQYUDFD4F

not attested not anchored not stored refs pending

Constraints on Exotic Heavily Ionizing Particles from the Geological Abundance of Fullerenes

J.I. Collar, K. Zioutas

arxiv:astro-ph/9902310 v2 · 1999-02-22 · astro-ph · cond-mat · hep-ex · hep-ph · nucl-ex · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPVVFSZB4VREGZNGYZQYUDFD4F}

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	2026-07-04T16:10:43.912381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43eb52cb21e5624365a6c6618a0ca3e140a8504e1be8e80b002ab80ed27348fc

Aliases

arxiv: astro-ph/9902310 · arxiv_version: astro-ph/9902310v2 · doi: 10.48550/arxiv.astro-ph/9902310 · pith_short_12: IPVVFSZB4VRE · pith_short_16: IPVVFSZB4VREGZNG · pith_short_8: IPVVFSZB

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/IPVVFSZB4VREGZNGYZQYUDFD4F \
  | 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: 43eb52cb21e5624365a6c6618a0ca3e140a8504e1be8e80b002ab80ed27348fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6644e98d6c2dab7cccbb676a803797c363f1ddd9ae64340038f4f7e6a290d73",
    "cross_cats_sorted": [
      "cond-mat",
      "hep-ex",
      "hep-ph",
      "nucl-ex",
      "physics.geo-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-02-22T17:44:46Z",
    "title_canon_sha256": "7872537cdfd48eff5a74798fca26e7d59c4a13dd945c9d7297e0a8557a45a3ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9902310",
    "kind": "arxiv",
    "version": 2
  }
}