Pith Number

pith:6QBVUQL5

pith:2012:6QBVUQL5KZSPG37344VOP4MLOX

not attested not anchored not stored refs pending

Riemannian optimal control

Andreea Bejenaru, Constantin Udriste

arxiv:1203.3655 v2 · 2012-03-16 · math.OC · 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{6QBVUQL5KZSPG37344VOP4MLOX}

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	2026-05-18T03:42:46.117759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4035a417d5664f36ffbe72ae7f18b75c37b9011d3759be74ee54e13b42b38bb

Aliases

arxiv: 1203.3655 · arxiv_version: 1203.3655v2 · doi: 10.48550/arxiv.1203.3655 · pith_short_12: 6QBVUQL5KZSP · pith_short_16: 6QBVUQL5KZSPG373 · pith_short_8: 6QBVUQL5

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/6QBVUQL5KZSPG37344VOP4MLOX \
  | 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: f4035a417d5664f36ffbe72ae7f18b75c37b9011d3759be74ee54e13b42b38bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a18e956e60443247c71434b5b95057c933a08f1622ecf28976c446b5edaee326",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2012-03-16T10:11:32Z",
    "title_canon_sha256": "8d37632a348506a8810227a0afca4857b82da139c02c1cfeedc4b5f12cd3dbc7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3655",
    "kind": "arxiv",
    "version": 2
  }
}