Pith Number

pith:N5EV2BC4

pith:2001:N5EV2BC4S2PRGL6LYNEUA3R4HP

not attested not anchored not stored refs pending

Finsler Metrics with K=0 and S=0

Zhongmin Shen

arxiv:math/0109060 v1 · 2001-09-10 · math.DG · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N5EV2BC4S2PRGL6LYNEUA3R4HP}

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.

Cited by

1 paper in Pith

Wind-Finslerian structure of black holes

Receipt and verification

First computed	2026-07-04T14:35:30.831748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f495d045c969f132fcbc349406e3c3bd4d1e4807faa2deebb6febfcc3e93ee5

Aliases

arxiv: math/0109060 · arxiv_version: math/0109060v1 · doi: 10.48550/arxiv.math/0109060 · pith_short_12: N5EV2BC4S2PR · pith_short_16: N5EV2BC4S2PRGL6L · pith_short_8: N5EV2BC4

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/N5EV2BC4S2PRGL6LYNEUA3R4HP \
  | 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: 6f495d045c969f132fcbc349406e3c3bd4d1e4807faa2deebb6febfcc3e93ee5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b34449571b4b8e117b065293f3dd4d2edbd17b0243c9b1580b6afea43a8d795d",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "2001-09-10T03:10:31Z",
    "title_canon_sha256": "c97b399ae9c55b70d06c8da67ec79ce7e63751d1c6094fe7b4f67138f5bd67fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0109060",
    "kind": "arxiv",
    "version": 1
  }
}