Pith Number

pith:HBIGKTKK

pith:2019:HBIGKTKKGAW7GNO2MSV3GHWLOM

not attested not anchored not stored refs pending

Smooth stationary water waves with exponentially localized vorticity

Chongchun Zeng, Mats Ehrnstr\"om, Samuel Walsh

arxiv:1907.07335 v2 · 2019-07-17 · 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{HBIGKTKKGAW7GNO2MSV3GHWLOM}

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	2026-07-05T01:10:55.497370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3850654d4a302df335da64abb31ecb73366fc296b794ac06a6229e1e70cc2fe8

Aliases

arxiv: 1907.07335 · arxiv_version: 1907.07335v2 · doi: 10.48550/arxiv.1907.07335 · pith_short_12: HBIGKTKKGAW7 · pith_short_16: HBIGKTKKGAW7GNO2 · pith_short_8: HBIGKTKK

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/HBIGKTKKGAW7GNO2MSV3GHWLOM \
  | 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: 3850654d4a302df335da64abb31ecb73366fc296b794ac06a6229e1e70cc2fe8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6923a987aa51fd652bcde7fd77315cccd5930b031eed75c1263e67d937603f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-07-17T05:12:40Z",
    "title_canon_sha256": "5690cb65a03876755748c9f1ec4a333664621dfd1d8c1b607b9cf98eb79ddc0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07335",
    "kind": "arxiv",
    "version": 2
  }
}