Pith Number

pith:FN7GATY5

pith:2009:FN7GATY5JYE5FNZZOTWAXDL54W

not attested not anchored not stored refs pending

Search for stable Strange Quark Matter in lunar soil

Alexei Chikanian, Andreas Heinz, Benjamin Monreal, Evan Finch, Jack Sandweiss, Jeffrey Ashenfelter, Jes Madsen, Ke Han, Richard Majka, William Emmet

arxiv:0903.5055 v1 · 2009-03-29 · nucl-ex · astro-ph.CO · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FN7GATY5JYE5FNZZOTWAXDL54W}

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	2026-07-04T15:48:45.996249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b7e604f1d4e09d2b73974ec0b8d7de5a69fd8bf6fdf54044cc83aef1ebdd5b0

Aliases

arxiv: 0903.5055 · arxiv_version: 0903.5055v1 · doi: 10.48550/arxiv.0903.5055 · pith_short_12: FN7GATY5JYE5 · pith_short_16: FN7GATY5JYE5FNZZ · pith_short_8: FN7GATY5

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/FN7GATY5JYE5FNZZOTWAXDL54W \
  | 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: 2b7e604f1d4e09d2b73974ec0b8d7de5a69fd8bf6fdf54044cc83aef1ebdd5b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22a2379345f9a95403c15b3dd307ebcf4728b8486f6efd0f5ab8ef0a33de1ee3",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2009-03-29T15:39:14Z",
    "title_canon_sha256": "b2602427b8e4ed15d0dbe9f983743d630e225c58cc067a254c0911b7666019e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.5055",
    "kind": "arxiv",
    "version": 1
  }
}