Pith Number

pith:QMI77KWZ

pith:2017:QMI77KWZAI4OVW2RGYOTMKLWUQ

not attested not anchored not stored refs pending

Newtonian fluid flow in a thin porous medium with non-homogeneous slip boundary conditions

Francisco J. Su\'arez-Grau, Mar\'ia Anguiano

arxiv:1712.05998 v2 · 2017-12-16 · 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{QMI77KWZAI4OVW2RGYOTMKLWUQ}

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	2026-05-18T00:03:49.779814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8311ffaad90238eadb51361d362976a415bb2eabbf6fab7ce2d123c221668769

Aliases

arxiv: 1712.05998 · arxiv_version: 1712.05998v2 · doi: 10.48550/arxiv.1712.05998 · pith_short_12: QMI77KWZAI4O · pith_short_16: QMI77KWZAI4OVW2R · pith_short_8: QMI77KWZ

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/QMI77KWZAI4OVW2RGYOTMKLWUQ \
  | 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: 8311ffaad90238eadb51361d362976a415bb2eabbf6fab7ce2d123c221668769

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0ba7169fec3ae04a755565bf23837867008adba4416693008d65f29ff7cb562",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-12-16T18:05:31Z",
    "title_canon_sha256": "24ac4e9250f1e232e5455d1582a9caa4d8668f67d47a914c1e1b30e8a51d5903"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05998",
    "kind": "arxiv",
    "version": 2
  }
}