Pith Number

pith:OGSWTZLM

pith:2009:OGSWTZLMIPXJHILLU7XNLXP7WY

not attested not anchored not stored refs pending

Compressive Inverse Scattering II. SISO Measurements with Born scatterers

Albert C. Fannjiang

arxiv:0908.4072 v4 · 2009-08-27 · physics.data-an · physics.comp-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{OGSWTZLMIPXJHILLU7XNLXP7WY}

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	2026-05-18T02:12:22.019234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71a569e56c43ee93a16ba7eed5ddffb6210182cb2c9f3420c81207affcb2f048

Aliases

arxiv: 0908.4072 · arxiv_version: 0908.4072v4 · doi: 10.48550/arxiv.0908.4072 · pith_short_12: OGSWTZLMIPXJ · pith_short_16: OGSWTZLMIPXJHILL · pith_short_8: OGSWTZLM

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/OGSWTZLMIPXJHILLU7XNLXP7WY \
  | 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: 71a569e56c43ee93a16ba7eed5ddffb6210182cb2c9f3420c81207affcb2f048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb7d000a1b5692f766a911f13a2445a11a1de648c2c0f123a50c051265d52dfc",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2009-08-27T19:16:34Z",
    "title_canon_sha256": "0b9d88e8e9844b8f8be67922206682ad47692989837f8935fa57e60a56ba3bdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4072",
    "kind": "arxiv",
    "version": 4
  }
}