Pith Number

pith:EHI7KHNY

pith:2019:EHI7KHNYQMPV7GACBKVSCMS64F

not attested not anchored not stored refs pending

A Comparison of Adaptive and Template Matching Techniques for Radio-Isotope Identification

Emma J. Hague, Eric T. Moore, Johanna Turk, Mark Kamuda, William P. Ford

arxiv:1908.09816 v1 · 2019-08-26 · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHI7KHNYQMPV7GACBKVSCMS64F}

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	2026-07-04T23:59:45.046869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21d1f51db8831f5f98020aab21325ee14f275721200df7f9d1e5287b2f4cf401

Aliases

arxiv: 1908.09816 · arxiv_version: 1908.09816v1 · doi: 10.48550/arxiv.1908.09816 · pith_short_12: EHI7KHNYQMPV · pith_short_16: EHI7KHNYQMPV7GAC · pith_short_8: EHI7KHNY

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/EHI7KHNYQMPV7GACBKVSCMS64F \
  | 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: 21d1f51db8831f5f98020aab21325ee14f275721200df7f9d1e5287b2f4cf401

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be201cb2b1f79c053ce79628c4053c4cff8e995bab82fc8c638274d26bbf3a22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2019-08-26T17:41:54Z",
    "title_canon_sha256": "3e398e25fa63b353655874f3719f29c9ee7e9bb93c02255065f5b4387f9cf75c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09816",
    "kind": "arxiv",
    "version": 1
  }
}