Pith Number

pith:HX7CLPPY

pith:2016:HX7CLPPYBXQFTH44F2AU4QJM5C

not attested not anchored not stored refs pending

A level set crystalline mean curvature flow of surfaces

Norbert Po\v{z}\'ar, Yoshikazu Giga

arxiv:1601.01802 v1 · 2016-01-08 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HX7CLPPYBXQFTH44F2AU4QJM5C}

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	2026-05-18T01:23:11.290077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dfe25bdf80de0599f9c2e814e412ce8bf309e99593de0d163a8b02b97bea8bc

Aliases

arxiv: 1601.01802 · arxiv_version: 1601.01802v1 · doi: 10.48550/arxiv.1601.01802 · pith_short_12: HX7CLPPYBXQF · pith_short_16: HX7CLPPYBXQFTH44 · pith_short_8: HX7CLPPY

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/HX7CLPPYBXQFTH44F2AU4QJM5C \
  | 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: 3dfe25bdf80de0599f9c2e814e412ce8bf309e99593de0d163a8b02b97bea8bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68b7b68c581f32c989326ed4df6a7e5e45be1409ff934dc1858e1175454721e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-01-08T09:27:47Z",
    "title_canon_sha256": "93988d7f3d84f991bf8694382ce6ad21b502553ce67f08162f43c2aa9022c228"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.01802",
    "kind": "arxiv",
    "version": 1
  }
}