Pith Number

pith:IA3G6DQA

pith:2015:IA3G6DQAYB4PHBHV7FGXUYRVAG

not attested not anchored not stored refs pending

Upper bound on neutrino mass based on T2K neutrino timing measurements

T2K Collaboration

arxiv:1502.06605 v1 · 2015-02-23 · hep-ex · hep-ph · nucl-ex · 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{IA3G6DQAYB4PHBHV7FGXUYRVAG}

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	2026-05-18T02:26:29.632543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40366f0e00c078f384f5f94d7a623501b4599c657a224964c18231dbea73922e

Aliases

arxiv: 1502.06605 · arxiv_version: 1502.06605v1 · doi: 10.48550/arxiv.1502.06605 · pith_short_12: IA3G6DQAYB4P · pith_short_16: IA3G6DQAYB4PHBHV · pith_short_8: IA3G6DQA

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/IA3G6DQAYB4PHBHV7FGXUYRVAG \
  | 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: 40366f0e00c078f384f5f94d7a623501b4599c657a224964c18231dbea73922e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9616578335ba04352f40020907443e475ab967c97977bb8a8d14fb7a5c25710e",
    "cross_cats_sorted": [
      "hep-ph",
      "nucl-ex",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ex",
    "submitted_at": "2015-02-23T21:00:05Z",
    "title_canon_sha256": "ecc9ec4f926d6edbeb6c5c5e9abc1b7476d3356338966ac85d22077e45a6722e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06605",
    "kind": "arxiv",
    "version": 1
  }
}