Pith Number

pith:F3TSWIO6

pith:2013:F3TSWIO6IJHEFQUHZULXNFRM4T

not attested not anchored not stored refs pending

Discrete Imaging Models for Three-Dimensional Optoacoustic Tomography using Radially Symmetric Expansion Functions

Alexander Oraevsky, Kun Wang, Mark A Anastasio, Richard Su, Robert W Schoonover

arxiv:1310.0892 v4 · 2013-10-03 · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F3TSWIO6IJHEFQUHZULXNFRM4T}

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	2026-05-18T00:58:41.979612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ee72b21de424e42c287cd1776962ce4d97c74d7bd96c4ab106afaffdd81313a

Aliases

arxiv: 1310.0892 · arxiv_version: 1310.0892v4 · doi: 10.48550/arxiv.1310.0892 · pith_short_12: F3TSWIO6IJHE · pith_short_16: F3TSWIO6IJHEFQUH · pith_short_8: F3TSWIO6

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/F3TSWIO6IJHEFQUHZULXNFRM4T \
  | 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: 2ee72b21de424e42c287cd1776962ce4d97c74d7bd96c4ab106afaffdd81313a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94e60db316010cc930b7c07c8ed0266d8c030399013e9514ba209a5af9ee7bd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2013-10-03T04:14:16Z",
    "title_canon_sha256": "f983a1f258f94fe4014cbc8bf86d334d355dca0d67da88b5833a431450a3b460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0892",
    "kind": "arxiv",
    "version": 4
  }
}