Pith Number

pith:SMIITXTH

pith:2018:SMIITXTH2OGIVRXNIOV26TJGEM

not attested not anchored not stored refs pending

Singularities of Mean Curvature Flow of Surfaces with Additional Forces

Ao Sun

arxiv:1808.03937 v1 · 2018-08-12 · 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{SMIITXTH2OGIVRXNIOV26TJGEM}

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	2026-05-18T00:08:19.305180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

931089de67d38c8ac6ed43abaf4d2623079a7094bb38d57c5252d1cafe7fe9f8

Aliases

arxiv: 1808.03937 · arxiv_version: 1808.03937v1 · doi: 10.48550/arxiv.1808.03937 · pith_short_12: SMIITXTH2OGI · pith_short_16: SMIITXTH2OGIVRXN · pith_short_8: SMIITXTH

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/SMIITXTH2OGIVRXNIOV26TJGEM \
  | 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: 931089de67d38c8ac6ed43abaf4d2623079a7094bb38d57c5252d1cafe7fe9f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c52a5d8f72463a7c446ae373e2eacdcc32588bdba996b24fdd73c688e4b44e62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-08-12T13:21:19Z",
    "title_canon_sha256": "5052116355aeacfe9c562c0f2a40d568d667401d756068656e897b24b1c219bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03937",
    "kind": "arxiv",
    "version": 1
  }
}