Pith Number

pith:PSK4OCBO

pith:2012:PSK4OCBOZHBGR36HS7IJIZ6SRD

not attested not anchored not stored refs pending

An optimized ultrasound detector for photoacoustic breast tomography

Christian Prins, Daniele Piras, Johan Van Hespen, Spiridon Van Veldhoven, Srirang Manohar, Ton Van Leeuwen, Wenfeng Xia, Wiendelt Steenbergen

arxiv:1212.2642 v2 · 2012-12-11 · physics.med-ph · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSK4OCBOZHBGR36HS7IJIZ6SRD}

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	2026-05-18T03:30:55.075672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c95c7082ec9c268efc797d09467d288cd6febc77ed186729a13a5097f405200

Aliases

arxiv: 1212.2642 · arxiv_version: 1212.2642v2 · doi: 10.48550/arxiv.1212.2642 · pith_short_12: PSK4OCBOZHBG · pith_short_16: PSK4OCBOZHBGR36H · pith_short_8: PSK4OCBO

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/PSK4OCBOZHBGR36HS7IJIZ6SRD \
  | 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: 7c95c7082ec9c268efc797d09467d288cd6febc77ed186729a13a5097f405200

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edc3e122f12744b67bfde6db57c5819b3e051ec8fc393d81cc819cbd47778e8f",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2012-12-11T21:02:39Z",
    "title_canon_sha256": "d5bf7755408abf40ee4428e9ab8e7b34eef956627e98be47bc815a93db00fb4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2642",
    "kind": "arxiv",
    "version": 2
  }
}