Pith Number

pith:MLFQOM7D

pith:2011:MLFQOM7DDYATKNKWHCMRB3V3KT

not attested not anchored not stored refs pending

On a two-component $\pi$-Camassa--Holm system

Martin Kohlmann

arxiv:1103.3154 v3 · 2011-03-16 · 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{MLFQOM7DDYATKNKWHCMRB3V3KT}

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	2026-05-18T03:58:12.659192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62cb0733e31e01353556389910eebb54eccd196ab73b0ddccd27ab29da61888a

Aliases

arxiv: 1103.3154 · arxiv_version: 1103.3154v3 · doi: 10.48550/arxiv.1103.3154 · pith_short_12: MLFQOM7DDYAT · pith_short_16: MLFQOM7DDYATKNKW · pith_short_8: MLFQOM7D

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/MLFQOM7DDYATKNKWHCMRB3V3KT \
  | 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: 62cb0733e31e01353556389910eebb54eccd196ab73b0ddccd27ab29da61888a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3050666ae966097de52865cb2a09ec909f54972841ee937a8516120bbd439a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-03-16T12:06:08Z",
    "title_canon_sha256": "4c29952e205d69a6add01b3c3d77e9548081858e543e00b4f5a44c76ab71415e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3154",
    "kind": "arxiv",
    "version": 3
  }
}