Pith Number

pith:FLL4YYR7

pith:2011:FLL4YYR7OXLPQK4F6CO2NWK7XI

not attested not anchored not stored refs pending

Measurement of the mass difference between $t$ and $\bar{t}$ quarks

CDF Collaboration, et al, T. Aaltonen

arxiv:1103.2782 v2 · 2011-03-14 · hep-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{FLL4YYR7OXLPQK4F6CO2NWK7XI}

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	2026-05-18T04:23:56.028665Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ad7cc623f75d6f82b85f09da6d95fba3e3e43620bfa84058afcc3c203fd6a8a

Aliases

arxiv: 1103.2782 · arxiv_version: 1103.2782v2 · doi: 10.48550/arxiv.1103.2782 · pith_short_12: FLL4YYR7OXLP · pith_short_16: FLL4YYR7OXLPQK4F · pith_short_8: FLL4YYR7

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/FLL4YYR7OXLPQK4F6CO2NWK7XI \
  | 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: 2ad7cc623f75d6f82b85f09da6d95fba3e3e43620bfa84058afcc3c203fd6a8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79d7f4e64907a1b58e82c03b2ef60ae70e33c837a385086daf0362f4ccfdebab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ex",
    "submitted_at": "2011-03-14T20:39:43Z",
    "title_canon_sha256": "031153bdfa373442976bd7562f88bca3546a4b5ee0e3475a35b51398326d6837"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2782",
    "kind": "arxiv",
    "version": 2
  }
}