Pith Number

pith:U56CE4D6

pith:2018:U56CE4D6HFW4ZJLFDY6M4SW5OI

not attested not anchored not stored refs pending

Upgrade to the MAPS neutron time-of-flight chopper spectrometer

C. A. Smith, D. E. Pooley, D. Raspino, D. Zacek, G. \v{S}koro, J. R. Stewart, M. D. Le, R. A. Ewings, R. C. Riehl-Shaw, R. I. Bewley, S. P. Waller, T. G. Perring

arxiv:1812.08583 v2 · 2018-12-20 · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U56CE4D6HFW4ZJLFDY6M4SW5OI}

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	2026-05-17T23:50:33.452781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a77c22707e396dcca5651e3cce4add722c7a7d79653dcaa29f178ce1e20b4b05

Aliases

arxiv: 1812.08583 · arxiv_version: 1812.08583v2 · doi: 10.48550/arxiv.1812.08583 · pith_short_12: U56CE4D6HFW4 · pith_short_16: U56CE4D6HFW4ZJLF · pith_short_8: U56CE4D6

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/U56CE4D6HFW4ZJLFDY6M4SW5OI \
  | 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: a77c22707e396dcca5651e3cce4add722c7a7d79653dcaa29f178ce1e20b4b05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24e3e8d2bb4d10440fb4bde4b8860fa1bb781ff54e1adf2b32c1792c32012f69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2018-12-20T14:13:08Z",
    "title_canon_sha256": "9514e43f3892a78721600d2ce2f37d9cc4328998f25e3de30acabba9f4f820d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08583",
    "kind": "arxiv",
    "version": 2
  }
}