Pith Number

pith:CAMFJS4M

pith:2011:CAMFJS4MFA7DO2HPCWBNOOF3GQ

not attested not anchored not stored refs pending

Center Manifold: a case study

Camillo De Lellis, Emanuele Nunzio Spadaro

arxiv:1103.3460 v1 · 2011-03-17 · 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{CAMFJS4MFA7DO2HPCWBNOOF3GQ}

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	2026-05-18T04:26:33.639493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

101854cb8c283e3768ef1582d738bb3410e014d6f913b5f450c497fa56e68473

Aliases

arxiv: 1103.3460 · arxiv_version: 1103.3460v1 · doi: 10.48550/arxiv.1103.3460 · pith_short_12: CAMFJS4MFA7D · pith_short_16: CAMFJS4MFA7DO2HP · pith_short_8: CAMFJS4M

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/CAMFJS4MFA7DO2HPCWBNOOF3GQ \
  | 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: 101854cb8c283e3768ef1582d738bb3410e014d6f913b5f450c497fa56e68473

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5cf610cd5b69280c9602dcc978c886678e22328144bd3c69ddda990e688ea68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-03-17T17:05:16Z",
    "title_canon_sha256": "6de75b1e9efea85dbd556e3106da73be74e511f1f02b042ce12ad3de77139310"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3460",
    "kind": "arxiv",
    "version": 1
  }
}