Pith Number

pith:K5AYWLX4

pith:2021:K5AYWLX4Y72LPZV5BJJFCQCEIY

not attested not anchored not stored refs pending

UbiNIRS: A Software Framework for Miniaturized NIRS-based Applications

Difeng Yu, Jing Wei, Jorge Goncalves, Niels van Berkel, Vassilis Kostakos, Weiwei Jiang, Zhanna Sarsenbayeva

arxiv:2112.05905 v1 · 2021-12-11 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K5AYWLX4Y72LPZV5BJJFCQCEIY}

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	2026-07-05T03:40:08.042201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57418b2efcc7f4b7e6bd0a52514044462b2f5e953ca22f554d3f606fbc45fc4b

Aliases

arxiv: 2112.05905 · arxiv_version: 2112.05905v1 · doi: 10.48550/arxiv.2112.05905 · pith_short_12: K5AYWLX4Y72L · pith_short_16: K5AYWLX4Y72LPZV5 · pith_short_8: K5AYWLX4

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/K5AYWLX4Y72LPZV5BJJFCQCEIY \
  | 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: 57418b2efcc7f4b7e6bd0a52514044462b2f5e953ca22f554d3f606fbc45fc4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f519a97d1ff14c49a9887fe816a94ae07ca39726ae6938fb09d3d62a82d3adfa",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2021-12-11T03:04:33Z",
    "title_canon_sha256": "5eec3ab8c27b58b81de622e08f00714d9159f0c5f6ae71f862d38cb0210781b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.05905",
    "kind": "arxiv",
    "version": 1
  }
}