Pith Number

pith:GQQHQA3C

pith:2017:GQQHQA3CAJBUI3KFBML46R75HY

not attested not anchored not stored refs pending

Global weak solutions to degenerate coupled diffusion-convection-dispersion processes and heat transport in porous media

Luk\'a\v{s} Krupi\v{c}ka, Michal Bene\v{s}

arxiv:1701.00397 v1 · 2017-01-02 · 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{GQQHQA3CAJBUI3KFBML46R75HY}

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	2026-05-18T00:53:35.706737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34207803620243446d450b17cf47fd3e1f71b1dfc512c106ff9ad203b81a92ed

Aliases

arxiv: 1701.00397 · arxiv_version: 1701.00397v1 · doi: 10.48550/arxiv.1701.00397 · pith_short_12: GQQHQA3CAJBU · pith_short_16: GQQHQA3CAJBUI3KF · pith_short_8: GQQHQA3C

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/GQQHQA3CAJBUI3KFBML46R75HY \
  | 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: 34207803620243446d450b17cf47fd3e1f71b1dfc512c106ff9ad203b81a92ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0100aebb325cadc98ae719f20f9b9aef55ba0e39652126cffbf845db594a1e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-01-02T14:16:22Z",
    "title_canon_sha256": "43df4ff8d17e077f7af1bda812d06cc94808aa079bf0e4e43d220f26e2254753"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.00397",
    "kind": "arxiv",
    "version": 1
  }
}