Pith Number

pith:IB7IC3QP

pith:2020:IB7IC3QPPKGVAB5BIY6Y5NLJVB

not attested not anchored not stored refs pending

A hemodynamic decomposition model for detecting cognitive load using functional near-infrared spectroscopy

Anis Yazidi, Diego C. Nascimento, Hugo L. Hammer, Marco A. Pinto-Orellana, Peyman Mirtaheri, Rune Jonassen

arxiv:2001.08579 v1 · 2020-01-22 · eess.SP · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IB7IC3QPPKGVAB5BIY6Y5NLJVB}

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	2026-07-05T00:35:21.890738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

407e816e0f7a8d5007a1463d8eb569a850bb1e15128c97fa5f5fb4a20ce73a3d

Aliases

arxiv: 2001.08579 · arxiv_version: 2001.08579v1 · doi: 10.48550/arxiv.2001.08579 · pith_short_12: IB7IC3QPPKGV · pith_short_16: IB7IC3QPPKGVAB5B · pith_short_8: IB7IC3QP

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/IB7IC3QPPKGVAB5BIY6Y5NLJVB \
  | 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: 407e816e0f7a8d5007a1463d8eb569a850bb1e15128c97fa5f5fb4a20ce73a3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec241fe985307ed8c91762b73e949d177f395b846502087c18dc94f13d5c1c4f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-01-22T18:56:23Z",
    "title_canon_sha256": "9e9a174d908652bae61e71eec8fb2491e08c9dc773b433ff98570c2703824282"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.08579",
    "kind": "arxiv",
    "version": 1
  }
}