Pith Number

pith:AKXZZOXN

pith:2015:AKXZZOXNXMND4OJGDBWZH7SR6D

not attested not anchored not stored refs pending

Stability estimates for the inverse boundary value problem for the biharmonic operator with bounded potentials

Anupam Pal Choudhury, Venkateswaran P. Krishnan

arxiv:1501.04025 v1 · 2015-01-16 · 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{AKXZZOXNXMND4OJGDBWZH7SR6D}

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	2026-05-18T01:59:37.814455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02af9cbaedbb1a3e3926186d93fe51f0db6d955382b81483481aff764eb223f0

Aliases

arxiv: 1501.04025 · arxiv_version: 1501.04025v1 · doi: 10.48550/arxiv.1501.04025 · pith_short_12: AKXZZOXNXMND · pith_short_16: AKXZZOXNXMND4OJG · pith_short_8: AKXZZOXN

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/AKXZZOXNXMND4OJGDBWZH7SR6D \
  | 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: 02af9cbaedbb1a3e3926186d93fe51f0db6d955382b81483481aff764eb223f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0f5bf622bf01f14b83bfedbf08069ff3a48ee8ced266ca4cef3d84c16592360",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-01-16T15:55:01Z",
    "title_canon_sha256": "cdee18e4cf93df3d5c848a8ea1e49aca180c84b97a051a8f11f8422c92712ad6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04025",
    "kind": "arxiv",
    "version": 1
  }
}