Pith Number

pith:PLSWQKOI

pith:2019:PLSWQKOIVCMNUXUNLH6F5BW6QE

not attested not anchored not stored refs pending

Ancient mean curvature flows and their spacetime tracks

Francesco Chini, Niels Martin M{\o}ller

arxiv:1901.05481 v2 · 2019-01-16 · math.DG · 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{PLSWQKOIVCMNUXUNLH6F5BW6QE}

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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.

Cited by

1 paper in Pith

Convex ancient solutions to mean curvature flow

Receipt and verification

First computed	2026-05-17T23:52:38.521989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ae56829c8a898da5e8d59fc5e86de8120ef17a53ef4dbc03b81e9eb4755fa9b

Aliases

arxiv: 1901.05481 · arxiv_version: 1901.05481v2 · doi: 10.48550/arxiv.1901.05481 · pith_short_12: PLSWQKOIVCMN · pith_short_16: PLSWQKOIVCMNUXUN · pith_short_8: PLSWQKOI

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/PLSWQKOIVCMNUXUNLH6F5BW6QE \
  | 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: 7ae56829c8a898da5e8d59fc5e86de8120ef17a53ef4dbc03b81e9eb4755fa9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c90f7be949e69ad764b659f10301be0c3de4c16e3b41b3484674ce5fc0e6373",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-01-16T19:00:58Z",
    "title_canon_sha256": "3b60b64052b2f52c2329d46aadf016b25e406e50cf8c064d32af1e1896ba61c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05481",
    "kind": "arxiv",
    "version": 2
  }
}