Pith Number

pith:FPLMQ3RO

pith:2016:FPLMQ3ROZQJ6TE2R4VGHIVLE5M

not attested not anchored not stored refs pending

An ultracold neutron storage bottle for UCN density measurements

B. Lauss, D. Ries, F. Burri, G. Bison, G. Zsigmond, J. Krempel, K. Kirch, M. Daum, M. Meier, P. Schmidt-Wellenburg

arxiv:1606.01804 v1 · 2016-06-06 · physics.ins-det · nucl-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{FPLMQ3ROZQJ6TE2R4VGHIVLE5M}

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	2026-05-18T01:11:44.125684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bd6c86e2ecc13e99351e54c745564eb299297374e7def9264c4b02c979449b0

Aliases

arxiv: 1606.01804 · arxiv_version: 1606.01804v1 · doi: 10.48550/arxiv.1606.01804 · pith_short_12: FPLMQ3ROZQJ6 · pith_short_16: FPLMQ3ROZQJ6TE2R · pith_short_8: FPLMQ3RO

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/FPLMQ3ROZQJ6TE2R4VGHIVLE5M \
  | 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: 2bd6c86e2ecc13e99351e54c745564eb299297374e7def9264c4b02c979449b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d83c895754e9841f5bcd9d6996924fbe8ea5960524229a7c18b405b626c15604",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2016-06-06T16:08:49Z",
    "title_canon_sha256": "5553a5300349a6fd8c023459423d2df5d1d03f1f8dce2470b28e02ca635f7d2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.01804",
    "kind": "arxiv",
    "version": 1
  }
}