Pith Number

pith:FEJTODB6

pith:2015:FEJTODB6CA6NHVUGUOC5A5K2MJ

not attested not anchored not stored refs pending

Production and Characterization of 228Th Calibration Sources with Low Neutron Emission for GERDA

Andrea Petrucci, Carla Maria Cattadori, Giovanni Benato, Klaus Eberhardt, Laura Baudis, Manuel Walter, Michal Tarka, Pierino De Felice, Pierluigi Carconi, Robert Eichler

arxiv:1508.05731 v1 · 2015-08-24 · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FEJTODB6CA6NHVUGUOC5A5K2MJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:22:20.461662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2913370c3e103cd3d686a385d0755a62406e5a4cbbce05ccecf56bb3eeeabc8d

Aliases

arxiv: 1508.05731 · arxiv_version: 1508.05731v1 · doi: 10.48550/arxiv.1508.05731 · pith_short_12: FEJTODB6CA6N · pith_short_16: FEJTODB6CA6NHVUG · pith_short_8: FEJTODB6

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/FEJTODB6CA6NHVUGUOC5A5K2MJ \
  | 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: 2913370c3e103cd3d686a385d0755a62406e5a4cbbce05ccecf56bb3eeeabc8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3986500666213fe51ac74903ffa2828a4057ae39381205dfd51ed67c4b0bdb72",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2015-08-24T09:36:59Z",
    "title_canon_sha256": "980b1195edd849e20b08fdc8d9afc20f9735698700d085a6743eadf1f60a66cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05731",
    "kind": "arxiv",
    "version": 1
  }
}