Pith Number

pith:S4IREIPF

pith:2025:S4IREIPFO6AFMFL7NOSRIBMSNP

not attested not anchored not stored refs pending

i-Mask: An Intelligent Mask for Breath-Driven Activity Recognition

Ashutosh Kumar Sinha, Ayush Patel, Mitul Dudhat, Pritam Anand, Rahul Mishra

arxiv:2509.04544 v1 · 2025-09-04 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S4IREIPFO6AFMFL7NOSRIBMSNP}

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	2026-07-05T12:05:25.051935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97111221e5778056157f6ba51405926bdc17dc131fb2e6d4ef461c8d6f0fc525

Aliases

arxiv: 2509.04544 · arxiv_version: 2509.04544v1 · doi: 10.48550/arxiv.2509.04544 · pith_short_12: S4IREIPFO6AF · pith_short_16: S4IREIPFO6AFMFL7 · pith_short_8: S4IREIPF

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/S4IREIPFO6AFMFL7NOSRIBMSNP \
  | 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: 97111221e5778056157f6ba51405926bdc17dc131fb2e6d4ef461c8d6f0fc525

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f546e49ad92dbcb8c1099a6c59dd7f026abd2669b01fee81938436ba86b80cd",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-09-04T11:42:43Z",
    "title_canon_sha256": "fccb5a5d5e84b9eabce0f830d0ad8c6d5161a35308f2d583d6a50fad3a019c71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.04544",
    "kind": "arxiv",
    "version": 1
  }
}