Pith Number

pith:YYRJCECO

pith:2017:YYRJCECOU3KCI4Y7MDMBOXAFSE

not attested not anchored not stored refs pending

Mean curvature flow with driving force on fixed extreme points

Longjie Zhang

arxiv:1703.10709 v1 · 2017-03-30 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YYRJCECOU3KCI4Y7MDMBOXAFSE}

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	2026-05-18T00:47:32.867268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c62291104ea6d424731f60d8175c059109b4c5ff2287916f4088a3049e338518

Aliases

arxiv: 1703.10709 · arxiv_version: 1703.10709v1 · doi: 10.48550/arxiv.1703.10709 · pith_short_12: YYRJCECOU3KC · pith_short_16: YYRJCECOU3KCI4Y7 · pith_short_8: YYRJCECO

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/YYRJCECOU3KCI4Y7MDMBOXAFSE \
  | 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: c62291104ea6d424731f60d8175c059109b4c5ff2287916f4088a3049e338518

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "212752c945fea6a4723b236846b26501e5a305f9fd77dc194d973629f6fbf0fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-03-30T23:23:02Z",
    "title_canon_sha256": "32a8c082348748181912449220e851076625512cae896c252c15fac4bcf95890"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.10709",
    "kind": "arxiv",
    "version": 1
  }
}