Pith Number

pith:FFY4TD6E

pith:2019:FFY4TD6EIPIK442F4BKTIWHVSX

not attested not anchored not stored refs pending

A topic on homogeneous vector bundles over elliptic orbits: A condition for the vector spaces of their cross-sections to be finite dimensional

Nobutaka Boumuki

arxiv:1901.07818 v1 · 2019-01-23 · 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{FFY4TD6EIPIK442F4BKTIWHVSX}

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	2026-05-17T23:55:39.661869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2971c98fc443d0ae7345e0553458f595daf6012c5d489ee1d0ecaf954397b53f

Aliases

arxiv: 1901.07818 · arxiv_version: 1901.07818v1 · doi: 10.48550/arxiv.1901.07818 · pith_short_12: FFY4TD6EIPIK · pith_short_16: FFY4TD6EIPIK442F · pith_short_8: FFY4TD6E

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/FFY4TD6EIPIK442F4BKTIWHVSX \
  | 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: 2971c98fc443d0ae7345e0553458f595daf6012c5d489ee1d0ecaf954397b53f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ccc0ceee1ec2ce8ee5ca3d84b5e81b765ef690db391cacb924a5839a8130c00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-01-23T10:57:47Z",
    "title_canon_sha256": "048e97fcd9fd791a501f2721b8f31fd8a2455aba72bf8ac35316ee79452b275d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07818",
    "kind": "arxiv",
    "version": 1
  }
}