Pith Number

pith:PQQF3JOP

pith:2021:PQQF3JOPGRFUBQ7BV5KH5W42NY

not attested not anchored not stored refs pending

Development of an FPGA-based realtime DAQ system for axion haloscope experiments

ByeongRok Ko, MyeongJae Lee, Saebyeok Ahn

arxiv:2111.03902 v1 · 2021-11-06 · physics.ins-det · 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{PQQF3JOPGRFUBQ7BV5KH5W42NY}

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	2026-07-05T03:35:34.075613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c205da5cf344b40c3e1af547edb9a6e2febe4ad6a840f6ffaa2932b6dc4a931

Aliases

arxiv: 2111.03902 · arxiv_version: 2111.03902v1 · doi: 10.48550/arxiv.2111.03902 · pith_short_12: PQQF3JOPGRFU · pith_short_16: PQQF3JOPGRFUBQ7B · pith_short_8: PQQF3JOP

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/PQQF3JOPGRFUBQ7BV5KH5W42NY \
  | 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: 7c205da5cf344b40c3e1af547edb9a6e2febe4ad6a840f6ffaa2932b6dc4a931

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6123cb01ddb67813e7be751c2ef213b199f3dbefc4e0366d29787b19075396f",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2021-11-06T15:17:28Z",
    "title_canon_sha256": "8e3a3a81dc9d8135bfd39db64ef77cb45f430d0a27f1f88d1f785fd28885a813"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.03902",
    "kind": "arxiv",
    "version": 1
  }
}