Pith Number

pith:NXF7NMER

pith:2015:NXF7NMERNG54FQQJXBJUHJKVVG

not attested not anchored not stored refs pending

Mathematical framework for multi-frequency identification of thin insulating and small conductive inhomogeneities

Habib Ammari, Jin Keun Seo, Tingting Zhang

arxiv:1510.08494 v1 · 2015-10-28 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NXF7NMERNG54FQQJXBJUHJKVVG}

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	2026-05-18T01:08:20.717269Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6dcbf6b09169bbc2c209b85343a555a9909cc8561e142dbbd33e07bbe8769b4f

Aliases

arxiv: 1510.08494 · arxiv_version: 1510.08494v1 · doi: 10.48550/arxiv.1510.08494 · pith_short_12: NXF7NMERNG54 · pith_short_16: NXF7NMERNG54FQQJ · pith_short_8: NXF7NMER

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/NXF7NMERNG54FQQJXBJUHJKVVG \
  | 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: 6dcbf6b09169bbc2c209b85343a555a9909cc8561e142dbbd33e07bbe8769b4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8257f74830a5abc96701c3b89d492ec33cbec6d71fc8af15896d649da05c1233",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-10-28T21:32:15Z",
    "title_canon_sha256": "f3b1b6d0abe75a14debd7e463c1190f16ded5432d1b5b15f024a0196d21df17a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08494",
    "kind": "arxiv",
    "version": 1
  }
}