Pith Number

pith:S6RLOI3W

pith:2011:S6RLOI3WP5HYMZWSYACKQFTEJK

not attested not anchored not stored refs pending

Traces of Radioactive I-131 in Rain Water and Milk Samples in Romania

Ana Apostu, Bogdan Mitrica, Claudia Gomoiu, Romul Margineanu

arxiv:1104.0912 v3 · 2011-04-05 · physics.ao-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{S6RLOI3WP5HYMZWSYACKQFTEJK}

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	2026-05-18T02:02:37.670796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97a2b723767f4f8666d2c004a816644a906a5984c9901e769b105593f1194639

Aliases

arxiv: 1104.0912 · arxiv_version: 1104.0912v3 · doi: 10.48550/arxiv.1104.0912 · pith_short_12: S6RLOI3WP5HY · pith_short_16: S6RLOI3WP5HYMZWS · pith_short_8: S6RLOI3W

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/S6RLOI3WP5HYMZWSYACKQFTEJK \
  | 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: 97a2b723767f4f8666d2c004a816644a906a5984c9901e769b105593f1194639

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e49584c958024379537cf4a41656484e0fd6d00a34d1bd97070370918b211bfd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2011-04-05T18:52:28Z",
    "title_canon_sha256": "7fd57a59ab80ae364f4dd6ddc20318afee636f8e5739cec9eb93252ff93a9727"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0912",
    "kind": "arxiv",
    "version": 3
  }
}