Pith Number

pith:TLY2RLYF

pith:2020:TLY2RLYFVUUXVZV6DH4I2EHRV6

not attested not anchored not stored refs pending

Weakly- and Semi-Supervised Probabilistic Segmentation and Quantification of Ultrasound Needle-Reverberation Artifacts to Allow Better AI Understanding of Tissue Beneath Needles

Alex Ling Yu Hung, Edward Chen, John Galeotti

arxiv:2011.11958 v2 · 2020-11-24 · eess.IV · 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{TLY2RLYFVUUXVZV6DH4I2EHRV6}

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	2026-07-05T04:03:10.586762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9af1a8af05ad297ae6be19f88d10f1af9c578dff1428a0b6e9aa92c2b232d8a0

Aliases

arxiv: 2011.11958 · arxiv_version: 2011.11958v2 · doi: 10.48550/arxiv.2011.11958 · pith_short_12: TLY2RLYFVUUX · pith_short_16: TLY2RLYFVUUXVZV6 · pith_short_8: TLY2RLYF

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/TLY2RLYFVUUXVZV6DH4I2EHRV6 \
  | 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: 9af1a8af05ad297ae6be19f88d10f1af9c578dff1428a0b6e9aa92c2b232d8a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82db665ecc48121b17c55473b9bcc505eddffa05d5d0291b56664fb40ce0e33d",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2020-11-24T08:34:38Z",
    "title_canon_sha256": "27a6eb6b884a18632500ac028de06dffcd6a54aed5ba9f8724c512caa52ee19f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.11958",
    "kind": "arxiv",
    "version": 2
  }
}