Pith Number

pith:3I5JN6PX

pith:2011:3I5JN6PX2GU2ESWXJ2BGH3NZKS

not attested not anchored not stored refs pending

Reconstruction Formulas for Photoacoustic Sectional Imaging

Otmar Scherzer, Peter Elbau, Rainer Schulze

arxiv:1109.0841 v1 · 2011-09-05 · math.AP · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3I5JN6PX2GU2ESWXJ2BGH3NZKS}

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	2026-05-18T02:00:39.979514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da3a96f9f7d1a9a24ad74e8263edb954b636be01702cf89590c30f5ca025b9be

Aliases

arxiv: 1109.0841 · arxiv_version: 1109.0841v1 · doi: 10.48550/arxiv.1109.0841 · pith_short_12: 3I5JN6PX2GU2 · pith_short_16: 3I5JN6PX2GU2ESWX · pith_short_8: 3I5JN6PX

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/3I5JN6PX2GU2ESWXJ2BGH3NZKS \
  | 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: da3a96f9f7d1a9a24ad74e8263edb954b636be01702cf89590c30f5ca025b9be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fbba2ba3e5dc3c385e4ad7e21e78cc90a756188f4fb39f5de2d4a31fadcaf6e",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-09-05T09:47:06Z",
    "title_canon_sha256": "ace0949e89190a050090753dbfccbac2f1330c10dd11f1bf7afc95014a21e6e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0841",
    "kind": "arxiv",
    "version": 1
  }
}