Pith Number

pith:IF6GVQLL

pith:2013:IF6GVQLLCLXUD3KKSATSNU4TS4

not attested not anchored not stored refs pending

Marginally trapped submanifolds in space forms with arbitrary signature

Henri Anciaux

arxiv:1309.3875 v3 · 2013-09-16 · 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{IF6GVQLLCLXUD3KKSATSNU4TS4}

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	2026-05-18T01:22:24.921909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

417c6ac16b12ef41ed4a902726d393973b419db871f7d8b954bda46ea4799861

Aliases

arxiv: 1309.3875 · arxiv_version: 1309.3875v3 · doi: 10.48550/arxiv.1309.3875 · pith_short_12: IF6GVQLLCLXU · pith_short_16: IF6GVQLLCLXUD3KK · pith_short_8: IF6GVQLL

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/IF6GVQLLCLXUD3KKSATSNU4TS4 \
  | 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: 417c6ac16b12ef41ed4a902726d393973b419db871f7d8b954bda46ea4799861

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cc51608212a1500c6053be0c932c1409b2a51e15db2668160e9d114e08a19f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-09-16T09:36:02Z",
    "title_canon_sha256": "78b58d91b1933426519c323e592cbdb699475a9784e2a69f0b00cf803bfbc346"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3875",
    "kind": "arxiv",
    "version": 3
  }
}