Pith Number

pith:XCGYWNVO

pith:2016:XCGYWNVOE7MV5BKT57J7ERGTH4

not attested not anchored not stored refs pending

Finsler geodesics, periodic Reeb orbits, and open books

Hansj\"org Geiges, Kai Zehmisch, Max D\"orner

arxiv:1611.10035 v2 · 2016-11-30 · math.DS · math.DG · math.SG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XCGYWNVOE7MV5BKT57J7ERGTH4}

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	2026-05-17T23:51:44.591651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b88d8b36ae27d95e8553efd3f244d33f19332c09410e33fd2f7a35373094312e

Aliases

arxiv: 1611.10035 · arxiv_version: 1611.10035v2 · doi: 10.48550/arxiv.1611.10035 · pith_short_12: XCGYWNVOE7MV · pith_short_16: XCGYWNVOE7MV5BKT · pith_short_8: XCGYWNVO

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/XCGYWNVOE7MV5BKT57J7ERGTH4 \
  | 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: b88d8b36ae27d95e8553efd3f244d33f19332c09410e33fd2f7a35373094312e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf47a83ba9946ba5cba7a999aca1a4a10f3c80b8bfbb362c604e20736af64edb",
    "cross_cats_sorted": [
      "math.DG",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2016-11-30T07:43:53Z",
    "title_canon_sha256": "47b273cbb0d05a00150fea6a6d851f85a2cf0a4580d98ff8d9344e580b0ca509"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.10035",
    "kind": "arxiv",
    "version": 2
  }
}