Pith Number

pith:YHE74HVW

pith:2021:YHE74HVWKQJ3SS7TC2JZUKKUZE

not attested not anchored not stored refs pending

Weisskopf units for neutron-proton pair transfers

A. O. Macchiavelli, J. A. Lay, Y. Ayyad

arxiv:2107.12876 v1 · 2021-07-27 · nucl-th · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YHE74HVWKQJ3SS7TC2JZUKKUZE}

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	2026-07-05T03:34:31.029094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1c9fe1eb65413b94bf316939a2954c90417176ec5b879e8aec47267eaaf4965

Aliases

arxiv: 2107.12876 · arxiv_version: 2107.12876v1 · doi: 10.48550/arxiv.2107.12876 · pith_short_12: YHE74HVWKQJ3 · pith_short_16: YHE74HVWKQJ3SS7T · pith_short_8: YHE74HVW

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/YHE74HVWKQJ3SS7TC2JZUKKUZE \
  | 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: c1c9fe1eb65413b94bf316939a2954c90417176ec5b879e8aec47267eaaf4965

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03e713505d9298b89f4bd97515baeef4a4f3f26c875bb5e6f9b99651a96a2233",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2021-07-27T15:18:52Z",
    "title_canon_sha256": "bf5684958f79b163cdc57461ffd731f1255c76ffc11538f0f915b20d544c99be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.12876",
    "kind": "arxiv",
    "version": 1
  }
}