Pith Number

pith:HJJ5XWNZ

pith:2016:HJJ5XWNZHCYMB6FPC2Z2CNQ4Q7

not attested not anchored not stored refs pending

Customized Facial Constant Positive Air Pressure (CPAP) Masks

Matan Sela, Nadav Toledo, Ron Kimmel, Yaron Honen

arxiv:1609.07049 v1 · 2016-09-22 · cs.GR · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HJJ5XWNZHCYMB6FPC2Z2CNQ4Q7}

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	2026-05-18T01:04:04.551742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a53dbd9b938b0c0f8af16b3a1361c87d60979e2850ceec2b23629695bd40d01

Aliases

arxiv: 1609.07049 · arxiv_version: 1609.07049v1 · doi: 10.48550/arxiv.1609.07049 · pith_short_12: HJJ5XWNZHCYM · pith_short_16: HJJ5XWNZHCYMB6FP · pith_short_8: HJJ5XWNZ

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/HJJ5XWNZHCYMB6FPC2Z2CNQ4Q7 \
  | 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: 3a53dbd9b938b0c0f8af16b3a1361c87d60979e2850ceec2b23629695bd40d01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b594495ebb120950f0872f729f6d3f4da5d85e0836b61df78513d4b7ba72d7e",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2016-09-22T16:11:57Z",
    "title_canon_sha256": "d11aa1d15ef58db626c7ef45a90f08b3184ce27efe8382137b07715602e7457a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07049",
    "kind": "arxiv",
    "version": 1
  }
}