Pith Number

pith:T37R6KOH

pith:2019:T37R6KOH7QQJIASZUIEAPSRPJI

not attested not anchored not stored refs pending

Lipschitz property of minimisers between double connected surfaces

David Kalaj

arxiv:1902.04167 v1 · 2019-02-11 · 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{T37R6KOH7QQJIASZUIEAPSRPJI}

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	2026-05-17T23:54:12.896725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9eff1f29c7fc20940259a20807ca2f4a193f730574dcf119de4c0bd1b19572f5

Aliases

arxiv: 1902.04167 · arxiv_version: 1902.04167v1 · doi: 10.48550/arxiv.1902.04167 · pith_short_12: T37R6KOH7QQJ · pith_short_16: T37R6KOH7QQJIASZ · pith_short_8: T37R6KOH

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/T37R6KOH7QQJIASZUIEAPSRPJI \
  | 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: 9eff1f29c7fc20940259a20807ca2f4a193f730574dcf119de4c0bd1b19572f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f6bcf279fb22b842507f38fdbafd10ceb0d38037cfeb4545b69bf08c116876d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2019-02-11T22:03:29Z",
    "title_canon_sha256": "fdb6cb1392049dff6be402ecb1841e525ef23f5d2f8192a87e8230d958494e8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04167",
    "kind": "arxiv",
    "version": 1
  }
}