Pith Number

pith:W7GEQ56F

pith:2019:W7GEQ56FMFAVV42M7S6P3D6GKJ

not attested not anchored not stored refs pending

On the relationship between the thin film equation and Tanner's law

Antoine Mellet, Matias G. Delgadino

arxiv:1901.09611 v1 · 2019-01-28 · 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{W7GEQ56FMFAVV42M7S6P3D6GKJ}

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	2026-05-17T23:55:24.320282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7cc4877c561415af34cfcbcfd8fc65243765b78f9febf1193b997ba8385ce1e

Aliases

arxiv: 1901.09611 · arxiv_version: 1901.09611v1 · doi: 10.48550/arxiv.1901.09611 · pith_short_12: W7GEQ56FMFAV · pith_short_16: W7GEQ56FMFAVV42M · pith_short_8: W7GEQ56F

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/W7GEQ56FMFAVV42M7S6P3D6GKJ \
  | 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: b7cc4877c561415af34cfcbcfd8fc65243765b78f9febf1193b997ba8385ce1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d24b782f8d6040e5ad22f7d9c5ec12813f7e5d452269e163cdc7411ef1de3d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-01-28T11:38:15Z",
    "title_canon_sha256": "37366c43e2c1f5378ff72ec32595c4130e8cfdd74eec33dc14c03b543def26d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09611",
    "kind": "arxiv",
    "version": 1
  }
}