Pith Number

pith:CD23J6L7

pith:2017:CD23J6L7KEI5O5MO7QIEODNMSX

not attested not anchored not stored refs pending

Analytic approximation of solutions of parabolic partial differential equations with variable coefficients

Josafath A. Otero, Sergii M. Torba, Vladislav V. Kravchenko

arxiv:1706.06126 v2 · 2017-06-19 · math.AP · math-ph · math.MP · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CD23J6L7KEI5O5MO7QIEODNMSX}

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	2026-05-18T00:21:46.302280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10f5b4f97f5111d7758efc10470dac95d632a90a1c594efb37b0f006570d6b55

Aliases

arxiv: 1706.06126 · arxiv_version: 1706.06126v2 · doi: 10.48550/arxiv.1706.06126 · pith_short_12: CD23J6L7KEI5 · pith_short_16: CD23J6L7KEI5O5MO · pith_short_8: CD23J6L7

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/CD23J6L7KEI5O5MO7QIEODNMSX \
  | 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: 10f5b4f97f5111d7758efc10470dac95d632a90a1c594efb37b0f006570d6b55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4dea50d17b9d917838fc51ed2601146ea4409df4fd800d9d36d9d1c5ca4f5f53",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-06-19T18:16:25Z",
    "title_canon_sha256": "f95c744a59394e440c34a1cf3a18366e0bad896ddc9da88cf9537d93e6de4255"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06126",
    "kind": "arxiv",
    "version": 2
  }
}