Pith Number

pith:IY6F2GEH

pith:2014:IY6F2GEH6TVGWH4RBVKZJO7XTL

not attested not anchored not stored refs pending

Effectivized Holder-logarithmic stability estimates for the Gel'fand inverse problem

Mikhail Isaev (CMAP), Roman Novikov (CMAP)

arxiv:1404.0342 v1 · 2014-04-01 · math.AP · math-ph · math.FA · 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{IY6F2GEH6TVGWH4RBVKZJO7XTL}

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	2026-05-18T01:43:43.273908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

463c5d1887f4ea6b1f910d5594bbf79ace33b214afb2647487c922b79f70a610

Aliases

arxiv: 1404.0342 · arxiv_version: 1404.0342v1 · doi: 10.48550/arxiv.1404.0342 · pith_short_12: IY6F2GEH6TVG · pith_short_16: IY6F2GEH6TVGWH4R · pith_short_8: IY6F2GEH

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/IY6F2GEH6TVGWH4RBVKZJO7XTL \
  | 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: 463c5d1887f4ea6b1f910d5594bbf79ace33b214afb2647487c922b79f70a610

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b21d47a0686166b5db922ee8df6ddc81856f02af05e11cea7a8ea82dbdbc0237",
    "cross_cats_sorted": [
      "math-ph",
      "math.FA",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-04-01T18:48:55Z",
    "title_canon_sha256": "514d339c5a38f3ab5917e9c411e62a05727092f00fe5fc969a457708238a6ad1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0342",
    "kind": "arxiv",
    "version": 1
  }
}