Pith Number

pith:2HTKDL5M

pith:2019:2HTKDL5MRZH6NM3NWF572SRL2G

not attested not anchored not stored refs pending

Uniqueness for the inverse boundary value problem of piecewise homogeneous anisotropic elasticity in the time domain

C\u{a}t\u{a}lin I. C\^arstea, Gen Nakamura, Lauri Oksanen

arxiv:1903.01178 v1 · 2019-03-04 · 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{2HTKDL5MRZH6NM3NWF572SRL2G}

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	2026-05-17T23:52:09.921217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1e6a1afac8e4fe6b36db17bfd4a2bd19d9c2f59180ac2a6becef16f628c1c5f

Aliases

arxiv: 1903.01178 · arxiv_version: 1903.01178v1 · doi: 10.48550/arxiv.1903.01178 · pith_short_12: 2HTKDL5MRZH6 · pith_short_16: 2HTKDL5MRZH6NM3N · pith_short_8: 2HTKDL5M

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/2HTKDL5MRZH6NM3NWF572SRL2G \
  | 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: d1e6a1afac8e4fe6b36db17bfd4a2bd19d9c2f59180ac2a6becef16f628c1c5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d556c731154dd7be6ba576a6ae88a0b113aa16cb2e50b347a6983d72e3e48d35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-03-04T11:28:25Z",
    "title_canon_sha256": "8f3095111a07fa577ee80999d66cc04c99cc959cbfee4c406521b48414584913"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01178",
    "kind": "arxiv",
    "version": 1
  }
}