Pith Number

pith:DDYRJ6QS

pith:2017:DDYRJ6QSZVP5KRGL7RON6SQWNB

not attested not anchored not stored refs pending

Critical points of Strichartz functional

C. Eugene Wayne, Vadim Zharnitsky

arxiv:1712.07239 v1 · 2017-12-19 · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDYRJ6QSZVP5KRGL7RON6SQWNB}

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	2026-05-18T00:27:35.112334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18f114fa12cd5fd544cbfc5cdf4a1668547f18e5b6e7f5682c3725cac5f0e9b3

Aliases

arxiv: 1712.07239 · arxiv_version: 1712.07239v1 · doi: 10.48550/arxiv.1712.07239 · pith_short_12: DDYRJ6QSZVP5 · pith_short_16: DDYRJ6QSZVP5KRGL · pith_short_8: DDYRJ6QS

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/DDYRJ6QSZVP5KRGL7RON6SQWNB \
  | 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: 18f114fa12cd5fd544cbfc5cdf4a1668547f18e5b6e7f5682c3725cac5f0e9b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ca7803339246ca2e442354b0cfea466cf19e2d1285162b8329eb7d52fbed8dc",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-12-19T22:11:12Z",
    "title_canon_sha256": "e819631e68b73903f4a496196e25a9c24721406cba594f187c2de068d58bb947"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.07239",
    "kind": "arxiv",
    "version": 1
  }
}