Pith Number

pith:IHN2DEBY

pith:2018:IHN2DEBYIEDBCP7O6U2R32HGXJ

not attested not anchored not stored refs pending

Reconstruction of inclusion from boundary measurements

Masaru Ikehata

arxiv:1803.02937 v1 · 2018-03-08 · 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{IHN2DEBYIEDBCP7O6U2R32HGXJ}

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	2026-05-18T00:21:44.948568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41dba190384106113feef5351de8e6ba4552c4364136bcf7660430f1b4277a46

Aliases

arxiv: 1803.02937 · arxiv_version: 1803.02937v1 · doi: 10.48550/arxiv.1803.02937 · pith_short_12: IHN2DEBYIEDB · pith_short_16: IHN2DEBYIEDBCP7O · pith_short_8: IHN2DEBY

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/IHN2DEBYIEDBCP7O6U2R32HGXJ \
  | 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: 41dba190384106113feef5351de8e6ba4552c4364136bcf7660430f1b4277a46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c3776e04418ecfbf5810ed7274d2592ac53275685a3fc05f1fe5b505a0d668b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-03-08T01:59:23Z",
    "title_canon_sha256": "4b93ad600a25232fc7af6f80bf41771bde402b30bda5451d3b400e24bc691d83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02937",
    "kind": "arxiv",
    "version": 1
  }
}