Pith Number

pith:ZSAGLF6E

pith:2017:ZSAGLF6EMRNXXMEPMISFA7ARUX

not attested not anchored not stored refs pending

A construction of trivial Beltrami coefficients

Toshiyuki Sugawa

arxiv:1704.07951 v1 · 2017-04-26 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZSAGLF6EMRNXXMEPMISFA7ARUX}

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	2026-05-18T00:45:31.435047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc806597c4645b7bb08f6224507c11a5e976b37ed4b9ae7462e564f2a2f47991

Aliases

arxiv: 1704.07951 · arxiv_version: 1704.07951v1 · doi: 10.48550/arxiv.1704.07951 · pith_short_12: ZSAGLF6EMRNX · pith_short_16: ZSAGLF6EMRNXXMEP · pith_short_8: ZSAGLF6E

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/ZSAGLF6EMRNXXMEPMISFA7ARUX \
  | 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: cc806597c4645b7bb08f6224507c11a5e976b37ed4b9ae7462e564f2a2f47991

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aedfdc7621722495211013e54af7a21b4c6dc435740474c446d2344b67eb4b4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2017-04-26T02:39:34Z",
    "title_canon_sha256": "4f592446b1181489f941a1d3a3be2a0201216b8b760afb42e27aecb92242a261"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07951",
    "kind": "arxiv",
    "version": 1
  }
}