Pith Number

pith:5R4XH2ZR

pith:2016:5R4XH2ZRWEW3K57AT66PPW7FRC

not attested not anchored not stored refs pending

A singular perturbation limit of diffused interface energy with a fixed contact angle condition

Takashi Kagaya, Yoshihiro Tonegawa

arxiv:1609.00191 v2 · 2016-09-01 · 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{5R4XH2ZRWEW3K57AT66PPW7FRC}

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	2026-05-18T00:06:43.841799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec7973eb31b12db577e09fbcf7dbe588b40faecadf8b251ab1ff517ea0e0dfe0

Aliases

arxiv: 1609.00191 · arxiv_version: 1609.00191v2 · doi: 10.48550/arxiv.1609.00191 · pith_short_12: 5R4XH2ZRWEW3 · pith_short_16: 5R4XH2ZRWEW3K57A · pith_short_8: 5R4XH2ZR

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/5R4XH2ZRWEW3K57AT66PPW7FRC \
  | 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: ec7973eb31b12db577e09fbcf7dbe588b40faecadf8b251ab1ff517ea0e0dfe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e4916c29ea7c4606051615ce41770e8b514f7985f434f54c79660cfba733726",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-09-01T11:32:45Z",
    "title_canon_sha256": "9c3ee1676fb56af0c923cbba6049ec4c898472a08af4531c6d89a3d7731e563c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00191",
    "kind": "arxiv",
    "version": 2
  }
}