Pith Number

pith:C6RVSGZM

pith:2012:C6RVSGZMWPTHHUXNOXCKVJHZ66

not attested not anchored not stored refs pending

Thermoacoustic tomography with an arbitrary elliptic operator

Michael V. Klibanov

arxiv:1208.5187 v1 · 2012-08-26 · math-ph · math.AP · 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{C6RVSGZMWPTHHUXNOXCKVJHZ66}

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	2026-05-18T01:54:58.148979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17a3591b2cb3e673d2ed75c4aaa4f9f7a885d59754b4863161e05d135e6e4555

Aliases

arxiv: 1208.5187 · arxiv_version: 1208.5187v1 · doi: 10.48550/arxiv.1208.5187 · pith_short_12: C6RVSGZMWPTH · pith_short_16: C6RVSGZMWPTHHUXN · pith_short_8: C6RVSGZM

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/C6RVSGZMWPTHHUXNOXCKVJHZ66 \
  | 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: 17a3591b2cb3e673d2ed75c4aaa4f9f7a885d59754b4863161e05d135e6e4555

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1ec85cb8279cc888e4aa89b5c93ffa81c1545591587d6f8b281e3c95ca20ba3",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-08-26T03:53:44Z",
    "title_canon_sha256": "8c9306d3070274dc9ae8093da21e3a6929b2b429ce66e40b6021eca548dab13b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5187",
    "kind": "arxiv",
    "version": 1
  }
}