Pith Number

pith:C26MZ43U

pith:2013:C26MZ43UQHKST4QOK2DSIVLISA

not attested not anchored not stored refs pending

Measurements of Fission Products from the Fukushima Daiichi Incident in San Francisco Bay Area Air Filters, Automobile Filters, Rainwater, and Food

A.R. Smith, B.G. Harvey, B.T. Lo, D.L. Hurley, E.B. Norman, K.J. Thomas, P.V. Guillaumon, Y.D. Chan

arxiv:1312.7314 v1 · 2013-12-27 · 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{C26MZ43UQHKST4QOK2DSIVLISA}

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	2026-05-18T03:03:45.142667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16bcccf37481d529f20e56872455689027f29c2e097c237b6eda690a8691c294

Aliases

arxiv: 1312.7314 · arxiv_version: 1312.7314v1 · doi: 10.48550/arxiv.1312.7314 · pith_short_12: C26MZ43UQHKS · pith_short_16: C26MZ43UQHKST4QO · pith_short_8: C26MZ43U

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/C26MZ43UQHKST4QOK2DSIVLISA \
  | 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: 16bcccf37481d529f20e56872455689027f29c2e097c237b6eda690a8691c294

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec7c8fb86e6f4ec03ca459967d77f8afd53a8226acdb2224cbd64c8b61ce61f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2013-12-27T18:58:31Z",
    "title_canon_sha256": "c610081a470114d87f64e0db954ac13a9389bcf726b3c1a96992c3c640e9bc56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7314",
    "kind": "arxiv",
    "version": 1
  }
}