Pith Number

pith:QWAGFQII

pith:2011:QWAGFQIIUUQ3QTQISGKMVXHODW

not attested not anchored not stored refs pending

Particle Physics Masterclasses

Kenneth Cecire

arxiv:1109.2559 v1 · 2011-09-12 · physics.ed-ph · 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{QWAGFQIIUUQ3QTQISGKMVXHODW}

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	2026-05-18T04:13:37.379454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

858062c108a521b84e089194cadcee1dbeeaae6e0d2a150a79012f2a5d5a4fcc

Aliases

arxiv: 1109.2559 · arxiv_version: 1109.2559v1 · doi: 10.48550/arxiv.1109.2559 · pith_short_12: QWAGFQIIUUQ3 · pith_short_16: QWAGFQIIUUQ3QTQI · pith_short_8: QWAGFQII

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/QWAGFQIIUUQ3QTQISGKMVXHODW \
  | 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: 858062c108a521b84e089194cadcee1dbeeaae6e0d2a150a79012f2a5d5a4fcc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f91f5683a92ad7a6e01a93550e4613d6c5c4b413c906aae08a75d66fb888cb17",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2011-09-12T18:27:55Z",
    "title_canon_sha256": "3c3dbc2f62549af35e679c067e7beb540699344591b204c6039adaf5bf896087"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2559",
    "kind": "arxiv",
    "version": 1
  }
}