Pith Number

pith:SPTI4JK6

pith:2018:SPTI4JK6PQMUMRWSUKZ2WZIAL7

not attested not anchored not stored refs pending

Angular distributions in electroweak pion production off nucleons: odd parity hadron terms, strong relative phases and model dependence

E. Hern\'andez, J.E. Sobczyk, J. Nieves, S.X. Nakamura, T. Sato

arxiv:1807.11281 v2 · 2018-07-30 · hep-ph · hep-ex · nucl-ex · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SPTI4JK6PQMUMRWSUKZ2WZIAL7}

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	2026-05-18T00:03:36.654848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93e68e255e7c194646d2a2b3ab65005fd6edaa039553486126cbe2ff52ebfb7d

Aliases

arxiv: 1807.11281 · arxiv_version: 1807.11281v2 · doi: 10.48550/arxiv.1807.11281 · pith_short_12: SPTI4JK6PQMU · pith_short_16: SPTI4JK6PQMUMRWS · pith_short_8: SPTI4JK6

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/SPTI4JK6PQMUMRWSUKZ2WZIAL7 \
  | 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: 93e68e255e7c194646d2a2b3ab65005fd6edaa039553486126cbe2ff52ebfb7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8df373802bbb5beba4bf6c7e143a3e55e060bc91efb5b4706c79ba20ab13b6c",
    "cross_cats_sorted": [
      "hep-ex",
      "nucl-ex",
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2018-07-30T10:54:17Z",
    "title_canon_sha256": "0a05bb781e7d38c25c74239099b531fbec61fa2e0833a9c20aca1a392bf7af8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11281",
    "kind": "arxiv",
    "version": 2
  }
}