Pith Number

pith:52L4WHTA

pith:2021:52L4WHTAJ6TEV7RIO2TYDJKM27

not attested not anchored not stored refs pending

External beam irradiation angle measurement using Cerenkov emission I: Signal dependencies consideration

Emilie Jean, Francois Therriault-Proulx, Luc Beaulieu, Simon Lambert-Girard

arxiv:2111.11302 v2 · 2021-11-22 · physics.med-ph · 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{52L4WHTAJ6TEV7RIO2TYDJKM27}

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	2026-07-05T03:51:45.757242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee97cb1e604fa64afe2876a781a54cd7cb54ad67d3bdf87e740cc1e6f6670266

Aliases

arxiv: 2111.11302 · arxiv_version: 2111.11302v2 · doi: 10.48550/arxiv.2111.11302 · pith_short_12: 52L4WHTAJ6TE · pith_short_16: 52L4WHTAJ6TEV7RI · pith_short_8: 52L4WHTA

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/52L4WHTAJ6TEV7RIO2TYDJKM27 \
  | 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: ee97cb1e604fa64afe2876a781a54cd7cb54ad67d3bdf87e740cc1e6f6670266

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bc67da18d7a82dfe211f6a533f95faba9557618dec048ac354d9f3397cb4895",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2021-11-22T15:57:49Z",
    "title_canon_sha256": "02543c5253147e779009b5477be5845b14816afaeff7ace04669f95c832dd7ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.11302",
    "kind": "arxiv",
    "version": 2
  }
}