Pith Number

pith:A2PKXDK3

pith:2014:A2PKXDK3ML7EMAGL3RQQ2XN224

not attested not anchored not stored refs pending

Experiences with a two terminal-pair digital impedance bridge

Dan Bee Kim, Faranak Pourdanesh, Luca Callegaro, Marian Kampik, Massimo Ortolano, Vincenzo D'Elia

arxiv:1408.2638 v1 · 2014-08-12 · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A2PKXDK3ML7EMAGL3RQQ2XN224}

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	2026-05-18T02:45:22.620957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

069eab8d5b62fe4600cbdc610d5dbad737b95cb822bd4c113fe72220b1259a56

Aliases

arxiv: 1408.2638 · arxiv_version: 1408.2638v1 · doi: 10.48550/arxiv.1408.2638 · pith_short_12: A2PKXDK3ML7E · pith_short_16: A2PKXDK3ML7EMAGL · pith_short_8: A2PKXDK3

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/A2PKXDK3ML7EMAGL3RQQ2XN224 \
  | 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: 069eab8d5b62fe4600cbdc610d5dbad737b95cb822bd4c113fe72220b1259a56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fd9fab4cc2bcb07f74a4962b22673115a383ef3078cc6026b46ec87ecdf9e29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2014-08-12T07:11:28Z",
    "title_canon_sha256": "09981d8dc247286c63bfacc84941ad7f9fdae61feb3aa500743778598f8794b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2638",
    "kind": "arxiv",
    "version": 1
  }
}