Pith Number

pith:IGZSGZRN

pith:2019:IGZSGZRNICPMWGVRM4KNCV3FAF

not attested not anchored not stored refs pending

Flexible and inflexible $CR$ submanifolds

C. Denson Hill, Judith Brinkschulte

arxiv:1905.11401 v1 · 2019-05-27 · math.CV · math.AP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGZSGZRNICPMWGVRM4KNCV3FAF}

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	2026-05-17T23:44:53.459166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41b323662d409ecb1ab16714d1576501412833a57b337131fee8dab6413dde82

Aliases

arxiv: 1905.11401 · arxiv_version: 1905.11401v1 · doi: 10.48550/arxiv.1905.11401 · pith_short_12: IGZSGZRNICPM · pith_short_16: IGZSGZRNICPMWGVR · pith_short_8: IGZSGZRN

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/IGZSGZRNICPMWGVRM4KNCV3FAF \
  | 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: 41b323662d409ecb1ab16714d1576501412833a57b337131fee8dab6413dde82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "854ac4650c9826f3e0e289ae019ad02d8784288da2f6a929f68d46643e31d3d7",
    "cross_cats_sorted": [
      "math.AP",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2019-05-27T17:55:26Z",
    "title_canon_sha256": "02b7ebd8b44140505595b9a8c8e05bdd2a5c9c1f497cb311dfe01ee2b07f9a2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11401",
    "kind": "arxiv",
    "version": 1
  }
}