Pith Number

pith:VU2TXZE6

pith:2009:VU2TXZE65HLE5X7MMKUXREGLYF

not attested not anchored not stored refs pending

Observation of Single Top-Quark Production

et al, The D0 Collaboration: V.M. Abazov

arxiv:0903.0850 v2 · 2009-03-04 · 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{VU2TXZE65HLE5X7MMKUXREGLYF}

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	2026-07-04T17:17:11.144546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad353be49ee9d64edfec62a97890cbc15ed5c48247e5ebc871227112fbe2d429

Aliases

arxiv: 0903.0850 · arxiv_version: 0903.0850v2 · doi: 10.48550/arxiv.0903.0850 · pith_short_12: VU2TXZE65HLE · pith_short_16: VU2TXZE65HLE5X7M · pith_short_8: VU2TXZE6

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/VU2TXZE65HLE5X7MMKUXREGLYF \
  | 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: ad353be49ee9d64edfec62a97890cbc15ed5c48247e5ebc871227112fbe2d429

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cae1d575ec51902ab033c29e8d761268b3d2dc0a07c763f8a54e4e3128103c2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ex",
    "submitted_at": "2009-03-04T20:20:56Z",
    "title_canon_sha256": "36b991de7ee59ce126dec31a3bc593be31fab23186a854148851be2059fbfa73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.0850",
    "kind": "arxiv",
    "version": 2
  }
}