Pith Number

pith:6YFE4F2S

pith:2017:6YFE4F2S6CQA2YQLBQVPILCDLZ

not attested not anchored not stored refs pending

Pinched Ancient Solutions to the High Codimension Mean Curvature Flow

Huy The Nguyen, Stephen Lynch

arxiv:1709.09697 v1 · 2017-09-27 · 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{6YFE4F2S6CQA2YQLBQVPILCDLZ}

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	2026-05-18T00:34:07.018282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f60a4e1752f0a00d620b0c2af42c435e73365012449e4913ec9866c6274d1425

Aliases

arxiv: 1709.09697 · arxiv_version: 1709.09697v1 · doi: 10.48550/arxiv.1709.09697 · pith_short_12: 6YFE4F2S6CQA · pith_short_16: 6YFE4F2S6CQA2YQL · pith_short_8: 6YFE4F2S

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/6YFE4F2S6CQA2YQLBQVPILCDLZ \
  | 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: f60a4e1752f0a00d620b0c2af42c435e73365012449e4913ec9866c6274d1425

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec7be07eddefb753758705a71d5ff2a5f2a4d68d547b43192eb7b8fad17035af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-09-27T18:46:02Z",
    "title_canon_sha256": "d0ed6b99d6167b73b991f43d0cb3361b90069748590681b3a09da29222e28ac1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09697",
    "kind": "arxiv",
    "version": 1
  }
}