Pith Number

pith:D5FCS7S7

pith:2015:D5FCS7S7MRLQUVJRXSKGPYYN5N

not attested not anchored not stored refs pending

Classical Mechanics of Collinear Positron-Hydrogen Scattering

Chang Woo Byun, Dae-Soung Kim, Jin-Sung Moon, Min-Ho Lee, Nark Nyul Choi

arxiv:1504.02173 v1 · 2015-04-09 · 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{D5FCS7S7MRLQUVJRXSKGPYYN5N}

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	2026-05-18T01:31:39.731145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f4a297e5f64570a5531bc9467e30deb79534520a68e111e2898b77bdca1b6b9

Aliases

arxiv: 1504.02173 · arxiv_version: 1504.02173v1 · doi: 10.48550/arxiv.1504.02173 · pith_short_12: D5FCS7S7MRLQ · pith_short_16: D5FCS7S7MRLQUVJR · pith_short_8: D5FCS7S7

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/D5FCS7S7MRLQUVJRXSKGPYYN5N \
  | 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: 1f4a297e5f64570a5531bc9467e30deb79534520a68e111e2898b77bdca1b6b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59fd149084ce58befc26feb2cfae2c002f8c80f1b6d642b0d8c4956ba187904d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-04-09T01:50:37Z",
    "title_canon_sha256": "e23920bbd35c8d12e98a2289404ec70e0cde9a0ea354269c31a6ad83a4ad44b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02173",
    "kind": "arxiv",
    "version": 1
  }
}