Pith Number

pith:KBMT43H7

pith:2018:KBMT43H7KGW2OWRWLMOWIVJIQK

not attested not anchored not stored refs pending

Points of constancy of the periodic linearized Korteweg--deVries equation

Efstratios Tsatis, Peter J. Olver

arxiv:1802.01213 v2 · 2018-02-04 · math.NT · hep-th · 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{KBMT43H7KGW2OWRWLMOWIVJIQK}

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	2026-05-18T00:00:22.040617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50593e6cff51ada75a365b1d64552882a4f5bdabbe451ef56d4e04f8dbf41d8f

Aliases

arxiv: 1802.01213 · arxiv_version: 1802.01213v2 · doi: 10.48550/arxiv.1802.01213 · pith_short_12: KBMT43H7KGW2 · pith_short_16: KBMT43H7KGW2OWRW · pith_short_8: KBMT43H7

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/KBMT43H7KGW2OWRWLMOWIVJIQK \
  | 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: 50593e6cff51ada75a365b1d64552882a4f5bdabbe451ef56d4e04f8dbf41d8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36239f7f8094d37b24eca50c6b1bfd25a27711d1fa414c926d1c1d277dbed187",
    "cross_cats_sorted": [
      "hep-th",
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2018-02-04T22:42:12Z",
    "title_canon_sha256": "53f877bfa18ae145da9c44423eb7f4cffbf77dd190dcde67e7b87176f823147f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01213",
    "kind": "arxiv",
    "version": 2
  }
}