Pith Number

pith:N7GEYSTJ

pith:2017:N7GEYSTJFGCY2SVPVUIGLV4IOT

not attested not anchored not stored refs pending

On Finsler surfaces of constant flag curvature with a Killing field

L. Huang, R. L. Bryant, X. Mo

arxiv:1702.06688 v1 · 2017-02-22 · math.DG · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N7GEYSTJFGCY2SVPVUIGLV4IOT}

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	2026-05-18T00:47:03.221310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fcc4c4a6929858d4aafad1065d78874d4e45e89883530f7d3e9edb89c31fa26

Aliases

arxiv: 1702.06688 · arxiv_version: 1702.06688v1 · doi: 10.48550/arxiv.1702.06688 · pith_short_12: N7GEYSTJFGCY · pith_short_16: N7GEYSTJFGCY2SVP · pith_short_8: N7GEYSTJ

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/N7GEYSTJFGCY2SVPVUIGLV4IOT \
  | 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: 6fcc4c4a6929858d4aafad1065d78874d4e45e89883530f7d3e9edb89c31fa26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bce15d0f7128a80d753a197b3ba57da2680a335242d236025966f947452afc6",
    "cross_cats_sorted": [
      "math.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-02-22T06:46:45Z",
    "title_canon_sha256": "d3fa38b1235e8b3fa2a83471371a70bb3439c050d4010d19d52e98ed42281538"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06688",
    "kind": "arxiv",
    "version": 1
  }
}