Pith Number

pith:IHJKOLJC

pith:2016:IHJKOLJC4CV2XY4OJ3D7FBLHMZ

not attested not anchored not stored refs pending

Nonclassic boundary value problems in the theory of irregular systems of equations with partial derivatives

Denis Sidorov, Nikolai Sidorov

arxiv:1610.02673 v1 · 2016-10-09 · math.AP · math-ph · 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{IHJKOLJC4CV2XY4OJ3D7FBLHMZ}

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	2026-05-18T01:02:50.975284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41d2a72d22e0ababe38e4ec7f285676644bc1e8aeb10a0bef2c1d1342a6b9f70

Aliases

arxiv: 1610.02673 · arxiv_version: 1610.02673v1 · doi: 10.48550/arxiv.1610.02673 · pith_short_12: IHJKOLJC4CV2 · pith_short_16: IHJKOLJC4CV2XY4O · pith_short_8: IHJKOLJC

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/IHJKOLJC4CV2XY4OJ3D7FBLHMZ \
  | 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: 41d2a72d22e0ababe38e4ec7f285676644bc1e8aeb10a0bef2c1d1342a6b9f70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fac4379e824e8f4b10388eabbfbadc76efedce07c975df7819b4ccf91b9637b",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-10-09T13:14:10Z",
    "title_canon_sha256": "07ce37f64ded335180a34682741a3ce820faa50eb96ee6e26669e51557cefcde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.02673",
    "kind": "arxiv",
    "version": 1
  }
}