Pith Number

pith:SBAI7N42

pith:2011:SBAI7N42EYTPGK6KZKFCKQTTF4

not attested not anchored not stored refs pending

Linear sampling method for identifying cavities in a heat conductor

Gen Nakamura, Haibing Wang, Horst Heck

arxiv:1112.5931 v2 · 2011-12-27 · 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{SBAI7N42EYTPGK6KZKFCKQTTF4}

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	2026-05-18T01:59:00.425807Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90408fb79a2626f32bcaca8a2542732f39dc0bb74e74a48add3c741b31b67345

Aliases

arxiv: 1112.5931 · arxiv_version: 1112.5931v2 · doi: 10.48550/arxiv.1112.5931 · pith_short_12: SBAI7N42EYTP · pith_short_16: SBAI7N42EYTPGK6K · pith_short_8: SBAI7N42

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/SBAI7N42EYTPGK6KZKFCKQTTF4 \
  | 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: 90408fb79a2626f32bcaca8a2542732f39dc0bb74e74a48add3c741b31b67345

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11b44547c52d19a123fd58a0b98bd7a3e847f577f00c28fe992b836c96dec794",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-12-27T07:19:10Z",
    "title_canon_sha256": "98217d246b140ad10239ee106ec94ea28414b938afffd76893c1cc3a7e5982db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5931",
    "kind": "arxiv",
    "version": 2
  }
}