Pith Number

pith:P3UMO3KP

pith:2019:P3UMO3KPABC2JRDHTT2PVTKASS

not attested not anchored not stored refs pending

Determining the average prompt-fission-neutron multiplicity for $^{239}$Pu($n$,$f$) via a $^{240}$Pu($\alpha$,$\alpha^{\prime}f$) surrogate reaction

A. Saastamoinen, B. S. Wang, E. B. Norman, J. D. Koglin, J. T. Burke, K. Kolos, O. A. Akindele, R. J. Casperson, R. O. Hughes, S. Ota

arxiv:1906.04305 v2 · 2019-06-10 · 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{P3UMO3KPABC2JRDHTT2PVTKASS}

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	2026-07-05T00:28:49.315687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ee8c76d4f0045a4c4679cf4facd4094bb64869bc300f5dc57cf76ea388aa14f

Aliases

arxiv: 1906.04305 · arxiv_version: 1906.04305v2 · doi: 10.48550/arxiv.1906.04305 · pith_short_12: P3UMO3KPABC2 · pith_short_16: P3UMO3KPABC2JRDH · pith_short_8: P3UMO3KP

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/P3UMO3KPABC2JRDHTT2PVTKASS \
  | 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: 7ee8c76d4f0045a4c4679cf4facd4094bb64869bc300f5dc57cf76ea388aa14f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a259fc21fc2a9fd893981018efdc11cd1c50e901a8d45694cb44d3ce440811d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2019-06-10T22:29:56Z",
    "title_canon_sha256": "f5be2e9c1f5b1830dac6ebbffc333b0cf27f3ea0bbf694d6f831d241aeefb3cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04305",
    "kind": "arxiv",
    "version": 2
  }
}