Pith Number

pith:HFYW6MDB

pith:2013:HFYW6MDBJP57T3C7YVIUGCIQZO

not attested not anchored not stored refs pending

Medical Information Embedding in Compressed Watermarked Intravascular Ultrasound Video

Achintya Das, Debalina Biswas, Nilanjan Dey, Sheli Sinha Chaudhuri, Suvojit Acharjee

arxiv:1303.2211 v1 · 2013-03-09 · cs.MM · 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{HFYW6MDBJP57T3C7YVIUGCIQZO}

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	2026-05-18T03:31:19.675868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39716f30614bfbf9ec5fc551430910cb83068e6136d07c6936f349b9b1fe8932

Aliases

arxiv: 1303.2211 · arxiv_version: 1303.2211v1 · doi: 10.48550/arxiv.1303.2211 · pith_short_12: HFYW6MDBJP57 · pith_short_16: HFYW6MDBJP57T3C7 · pith_short_8: HFYW6MDB

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/HFYW6MDBJP57T3C7YVIUGCIQZO \
  | 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: 39716f30614bfbf9ec5fc551430910cb83068e6136d07c6936f349b9b1fe8932

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0edf8140fb490fef8b2ea2c4f5679bd5dc2916b8ce13357394c051b021109a4e",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2013-03-09T14:08:23Z",
    "title_canon_sha256": "d113538c933661f01e67f23f55a1a605fe977b8dc3a2a66347d0a35e7a91618a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2211",
    "kind": "arxiv",
    "version": 1
  }
}