Pith Number

pith:5PCTYRSZ

pith:2018:5PCTYRSZN7TQ6FD6XVN65H5DLO

not attested not anchored not stored refs pending

High-speed extended-volume blood flow measurement using engineered point-spread function

Andrew R. Harvey, Jonathan M. Taylor, Paul Zammit, Vytautas Zickus, Yongzhuang Zhou

arxiv:1807.01233 v1 · 2018-07-03 · physics.optics · physics.bio-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5PCTYRSZN7TQ6FD6XVN65H5DLO}

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	2026-05-17T23:59:52.360776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebc53c46596fe70f147ebd5bee9fa35bbcf4d1678294acfd8408f9864d7a5ca7

Aliases

arxiv: 1807.01233 · arxiv_version: 1807.01233v1 · doi: 10.48550/arxiv.1807.01233 · pith_short_12: 5PCTYRSZN7TQ · pith_short_16: 5PCTYRSZN7TQ6FD6 · pith_short_8: 5PCTYRSZ

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/5PCTYRSZN7TQ6FD6XVN65H5DLO \
  | 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: ebc53c46596fe70f147ebd5bee9fa35bbcf4d1678294acfd8408f9864d7a5ca7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74273e8e2ba5ca61f4be652d3858b578024fd24ca7452746351c00e26cb1e93e",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-07-03T15:13:25Z",
    "title_canon_sha256": "f6ce3a6ddcbf0b2c8820c69e687de34081c1e11c40d5dfbd5626c13050e6f61b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01233",
    "kind": "arxiv",
    "version": 1
  }
}