Pith Number

pith:TH3ISY44

pith:2018:TH3ISY44JT7EPXZPQXORPBUR5O

not attested not anchored not stored refs pending

Segmentation of TCD Cerebral Blood Flow Velocity Recordings

Andrea Fanelli, Federico Wadehn, Thomas Heldt

arxiv:1806.09994 v1 · 2018-06-24 · eess.SP · physics.med-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{TH3ISY44JT7EPXZPQXORPBUR5O}

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	2026-05-18T00:12:20.250291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99f689639c4cfe47df2f85dd178691eb9b7275bb176204a89467dbd36fcc2841

Aliases

arxiv: 1806.09994 · arxiv_version: 1806.09994v1 · doi: 10.48550/arxiv.1806.09994 · pith_short_12: TH3ISY44JT7E · pith_short_16: TH3ISY44JT7EPXZP · pith_short_8: TH3ISY44

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/TH3ISY44JT7EPXZPQXORPBUR5O \
  | 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: 99f689639c4cfe47df2f85dd178691eb9b7275bb176204a89467dbd36fcc2841

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed2e6c92f9a64501213ec4858a7f2e6be9b0fba4b9b855eee8c2da51be040bb2",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-06-24T13:39:14Z",
    "title_canon_sha256": "7c037c75745997d3a4feca1c9171d985a0547597bab7721f42986f39e0de1117"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.09994",
    "kind": "arxiv",
    "version": 1
  }
}