Pith Number

pith:BCQQPUO4

pith:2019:BCQQPUO4QK7IS5WZZMWLHL7AIN

not attested not anchored not stored refs pending

Prototype of a transient waveform recording ASIC

Boyu Cheng, Han Chen, Jiajun Qin, Lei Zhao, Qi An, Shubin Liu, Yuxiang Guo

arxiv:1907.02969 v1 · 2019-07-05 · 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{BCQQPUO4QK7IS5WZZMWLHL7AIN}

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	2026-05-17T23:41:21.472852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08a107d1dc82be8976d9cb2cb3afe04361bc8bba0d47b1edc29daef21f847cd7

Aliases

arxiv: 1907.02969 · arxiv_version: 1907.02969v1 · doi: 10.48550/arxiv.1907.02969 · pith_short_12: BCQQPUO4QK7I · pith_short_16: BCQQPUO4QK7IS5WZ · pith_short_8: BCQQPUO4

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/BCQQPUO4QK7IS5WZZMWLHL7AIN \
  | 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: 08a107d1dc82be8976d9cb2cb3afe04361bc8bba0d47b1edc29daef21f847cd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db692012a3981d7483710bff0db783d115b406f5e9bbe0cd92100292603ce92a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2019-07-05T09:46:23Z",
    "title_canon_sha256": "425b4b3251cb0fb27d85ddba2416d9cae0baeee982c1ed5ea0245af2a813c1b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02969",
    "kind": "arxiv",
    "version": 1
  }
}