Pith Number

pith:TMQ67IRR

pith:2026:TMQ67IRRMACU2BSPMFN6TUH4OH

not attested not anchored not stored refs pending

Integral Representations for Interface Problems for the Barenblatt-Sobolev-Galpern Pseudoparabolic Equation

Andreas Chatziafratis, Elias C. Aifantis, Sergey A. Rukolaine

arxiv:2607.27119 v1 · 2026-07-29 · math.AP · math-ph · math.CV · 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{TMQ67IRRMACU2BSPMFN6TUH4OH}

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	2026-07-30T01:23:37.991730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

9b21efa23160054d064f615be9d0fc71ffb821a3176c2c419382467d58d5f71a

Aliases

arxiv: 2607.27119 · arxiv_version: 2607.27119v1 · doi: 10.48550/arxiv.2607.27119 · pith_short_12: TMQ67IRRMACU · pith_short_16: TMQ67IRRMACU2BSP · pith_short_8: TMQ67IRR

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/TMQ67IRRMACU2BSPMFN6TUH4OH \
  | 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: 9b21efa23160054d064f615be9d0fc71ffb821a3176c2c419382467d58d5f71a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d456c75d84a8699fd8c8a26f425e09762c3c4f9688e663e977eeda900d70ee5",
    "cross_cats_sorted": [
      "math-ph",
      "math.CV",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2026-07-29T16:46:54Z",
    "title_canon_sha256": "f75a519f91f8cd6aa970200a3a36a675f180062ba364ae0e6436a97c29acee30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.27119",
    "kind": "arxiv",
    "version": 1
  }
}