Pith Number

pith:NPP2U2IX

pith:2026:NPP2U2IX2DYYQU6B6TJNSFJ76M

not attested not anchored not stored refs pending

Electron Emission in Antiproton-Hydrogen Interactions Studied with the One-Centre Basis Generator Method

Jay Jay Tsui, Tom Kirchner

arxiv:2603.18301 v1 · 2026-03-18 · physics.atom-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{NPP2U2IX2DYYQU6B6TJNSFJ76M}

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	2026-08-10T01:09:40.719082Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bdfaa6917d0f18853c1f4d2d9153ff31dd4fb0199abdb1e192e8dd70cb3a438

Aliases

arxiv: 2603.18301 · arxiv_version: 2603.18301v1 · doi: 10.48550/arxiv.2603.18301 · pith_short_12: NPP2U2IX2DYY · pith_short_16: NPP2U2IX2DYYQU6B · pith_short_8: NPP2U2IX

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/NPP2U2IX2DYYQU6B6TJNSFJ76M \
  | 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: 6bdfaa6917d0f18853c1f4d2d9153ff31dd4fb0199abdb1e192e8dd70cb3a438

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "488c1a275ece0f84b1a33628dbf05bf48e480511dd04ae1c1dc9de41302de538",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2026-03-18T21:40:08Z",
    "title_canon_sha256": "04fd74a4196ca6a729862efa9fb97d7a0095ec18579276cabe9496c8fbeea261"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.18301",
    "kind": "arxiv",
    "version": 1
  }
}