Pith Number

pith:F4E54LRK

pith:2019:F4E54LRK5SNJAPR5XWAIXMSKFE

not attested not anchored not stored refs pending

Distortion matrix approach for ultrasound imaging of random scattering media

Alexandre Aubry, Laura A. Cobus, Mathias Fink, Thomas Frappart, William Lambert

arxiv:1912.05417 v2 · 2019-12-11 · eess.IV · cond-mat.dis-nn · physics.app-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4E54LRK5SNJAPR5XWAIXMSKFE}

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	2026-07-05T01:09:39.989026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f09de2e2aec9a903e3dbd808bb24a291c013343de7d0b2c491fb3d71f170883

Aliases

arxiv: 1912.05417 · arxiv_version: 1912.05417v2 · doi: 10.48550/arxiv.1912.05417 · pith_short_12: F4E54LRK5SNJ · pith_short_16: F4E54LRK5SNJAPR5 · pith_short_8: F4E54LRK

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/F4E54LRK5SNJAPR5XWAIXMSKFE \
  | 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: 2f09de2e2aec9a903e3dbd808bb24a291c013343de7d0b2c491fb3d71f170883

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06e0161ed6a90bfa96c90edfd427d8d795df6fbe3470913f85748921d8943983",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "physics.app-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-12-11T16:20:22Z",
    "title_canon_sha256": "2dd246ef326153a20b5b96e51aea4257e58ed56810f4bf48b8e4f68ed5c64fe7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.05417",
    "kind": "arxiv",
    "version": 2
  }
}