Pith Number

pith:EWXTBVDL

pith:2015:EWXTBVDLFFXADC5F7AU4DHX3YZ

not attested not anchored not stored refs pending

A century of oil and gas exploration in Albania: assessment of Naturally Occurring Radioactive Materials (NORMs)

Fabio Mantovani, Fadil Hasani, Ferat Shala, Gerti Xhixha, Ivan Callegari, Marica Baldoncini, Merita Xhixha Ka\c{c}eli, Tommaso Colonna, Virginia Strati

arxiv:1507.07220 v1 · 2015-07-26 · 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{EWXTBVDLFFXADC5F7AU4DHX3YZ}

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	2026-05-18T01:36:16.877227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25af30d46b296e018ba5f829c19efbc66e5d11415619cc111c04d1f24072ac3b

Aliases

arxiv: 1507.07220 · arxiv_version: 1507.07220v1 · doi: 10.48550/arxiv.1507.07220 · pith_short_12: EWXTBVDLFFXA · pith_short_16: EWXTBVDLFFXADC5F · pith_short_8: EWXTBVDL

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/EWXTBVDLFFXADC5F7AU4DHX3YZ \
  | 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: 25af30d46b296e018ba5f829c19efbc66e5d11415619cc111c04d1f24072ac3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77640e73081e38a8962e6bf989a1c51c7cc23e525f8278137c79b7ce9a0d36b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2015-07-26T16:56:16Z",
    "title_canon_sha256": "5b6087fb61ccb99b0b61c78553c4e5b6422f7e418fa0b07308f17062747d80aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07220",
    "kind": "arxiv",
    "version": 1
  }
}