Pith Number

pith:23OZ43MO

pith:2013:23OZ43MO23ZBJ3QK4TGFRQJOOY

not attested not anchored not stored refs pending

Geometry of Image Registration: The Diffeomorphism Group and Momentum Maps

Darryl D. Holm, Martins Bruveris

arxiv:1306.6854 v2 · 2013-06-28 · 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{23OZ43MO23ZBJ3QK4TGFRQJOOY}

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	2026-05-18T03:08:24.709704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6dd9e6d8ed6f214ee0ae4cc58c12e7636ab2022763d4ebb6eeb1eea3a9b9f16

Aliases

arxiv: 1306.6854 · arxiv_version: 1306.6854v2 · doi: 10.48550/arxiv.1306.6854 · pith_short_12: 23OZ43MO23ZB · pith_short_16: 23OZ43MO23ZBJ3QK · pith_short_8: 23OZ43MO

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/23OZ43MO23ZBJ3QK4TGFRQJOOY \
  | 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: d6dd9e6d8ed6f214ee0ae4cc58c12e7636ab2022763d4ebb6eeb1eea3a9b9f16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2de1465be2e88225c224b3a61986cfff829e09aec5106a2f39bd1bb44e1b0c10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-06-28T14:29:39Z",
    "title_canon_sha256": "4e348ac9f4d576fff9cad962cd4206aba24986f705c11ea44892a65a538ddfca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.6854",
    "kind": "arxiv",
    "version": 2
  }
}