Pith Number

pith:JMIHGOMF

pith:2019:JMIHGOMFTWBU7OWYNKINFA6SAV

not attested not anchored not stored refs pending

Growth in the Muskat problem

Omar Lazar, Rafael Granero-Belinch\'on

arxiv:1904.00294 v1 · 2019-03-30 · 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{JMIHGOMFTWBU7OWYNKINFA6SAV}

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	2026-05-17T23:49:48.867349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b107339859d834fbad86a90d283d205573c89f793e574248d8fb9072d128b77

Aliases

arxiv: 1904.00294 · arxiv_version: 1904.00294v1 · doi: 10.48550/arxiv.1904.00294 · pith_short_12: JMIHGOMFTWBU · pith_short_16: JMIHGOMFTWBU7OWY · pith_short_8: JMIHGOMF

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/JMIHGOMFTWBU7OWYNKINFA6SAV \
  | 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: 4b107339859d834fbad86a90d283d205573c89f793e574248d8fb9072d128b77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cd239f507af26947067b92349b2e5b98fd57c04c0cd5c2363021021c5e1c658",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-03-30T21:31:04Z",
    "title_canon_sha256": "b67fc58ff9b0bef0c9769a6e72e2d364293a3adf25655060907bfb6a815a387c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.00294",
    "kind": "arxiv",
    "version": 1
  }
}