Pith Number

pith:LY5HRFLJ

pith:2016:LY5HRFLJZYLA2RHEXLOXJEKXAR

not attested not anchored not stored refs pending

Finite time blow up in the hyperbolic Boussinesq system

Alexander Kiselev, Changhui Tan

arxiv:1609.02468 v1 · 2016-09-08 · 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{LY5HRFLJZYLA2RHEXLOXJEKXAR}

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	2026-05-18T01:04:54.601900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e3a789569ce160d44e4badd74915704577cbc6ae4cc2ed5aa3e1d0ac29e7cf1

Aliases

arxiv: 1609.02468 · arxiv_version: 1609.02468v1 · doi: 10.48550/arxiv.1609.02468 · pith_short_12: LY5HRFLJZYLA · pith_short_16: LY5HRFLJZYLA2RHE · pith_short_8: LY5HRFLJ

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/LY5HRFLJZYLA2RHEXLOXJEKXAR \
  | 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: 5e3a789569ce160d44e4badd74915704577cbc6ae4cc2ed5aa3e1d0ac29e7cf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b8239db4d54a5365327008f8c68fa1540e1bd3da9eed0f5b9cbf537a2dbd67e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-09-08T15:36:26Z",
    "title_canon_sha256": "f09476b132d3fb507b3302c19023c8b3b80a93bb90f1ba9d7af54fb1107abd0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.02468",
    "kind": "arxiv",
    "version": 1
  }
}