Pith Number

pith:JUY3TITG

pith:2009:JUY3TITGAZS67JANMTP3NVZ23U

not attested not anchored not stored refs pending

The calibration of the Sudbury Neutrino Observatory using uniformly distributed radioactive sources

A.B. McDonald, A.J. Noble, A.L. Hallin, A.W.P. Poon, B. Cai, B.T. Cleveland, C.B. Krauss, C. Howard, C. Kraus, E.D. Hallman, E. Guillian, G. McGregor, G.T. Ewan, H.C. Evans, H.M. O'Keeffe, I.T. Lawson, J.C. Loach, J. Farine, J.R. Klein, J.R. Leslie, K. Boudjemline, K.J. Keeter, K. Rielage, M.J. Thomson, N.A. Jelley, P. Jagam, P. Skensved, R.G.H. Robertson, R.J. Ford, R. Lange, S.D. Reitzner, S.J.M. Peeters, S.R. Seibert, V.L. Rusu

arxiv:0912.2991 v1 · 2009-12-16 · 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{JUY3TITGAZS67JANMTP3NVZ23U}

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	2026-05-18T02:33:56.410650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d31b9a2660665efa40d64dfb6d73add2e762f419e66ec0b3da249b0fd33192f

Aliases

arxiv: 0912.2991 · arxiv_version: 0912.2991v1 · doi: 10.48550/arxiv.0912.2991 · pith_short_12: JUY3TITGAZS6 · pith_short_16: JUY3TITGAZS67JAN · pith_short_8: JUY3TITG

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/JUY3TITGAZS67JANMTP3NVZ23U \
  | 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: 4d31b9a2660665efa40d64dfb6d73add2e762f419e66ec0b3da249b0fd33192f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5feccdccced2224865226fc4ce44e11a448a6299ff6b8f885515b5f623e96bbb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2009-12-16T00:52:57Z",
    "title_canon_sha256": "1ca281363fe860bd6d534d590e254c31547d1b5794b4e5a37bb9ea35332751e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.2991",
    "kind": "arxiv",
    "version": 1
  }
}