Pith Number

pith:D4WYU46Q

pith:2016:D4WYU46QEK6CU2OPVNDQQCPGBV

not attested not anchored not stored refs pending

Non-existence of Funk functions for Finsler spaces of non-vanishing scalar flag curvature

Ioan Bucataru, Zolt\'an Muzsnay

arxiv:1602.06734 v1 · 2016-02-22 · 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{D4WYU46QEK6CU2OPVNDQQCPGBV}

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	2026-05-18T01:15:32.009629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f2d8a73d022bc2a69cfab470809e60d786ca85a3b0a8feb4d7292d0f76c403b

Aliases

arxiv: 1602.06734 · arxiv_version: 1602.06734v1 · doi: 10.48550/arxiv.1602.06734 · pith_short_12: D4WYU46QEK6C · pith_short_16: D4WYU46QEK6CU2OP · pith_short_8: D4WYU46Q

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/D4WYU46QEK6CU2OPVNDQQCPGBV \
  | 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: 1f2d8a73d022bc2a69cfab470809e60d786ca85a3b0a8feb4d7292d0f76c403b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3903ba124b204fa673369cd3ef148d8f257d05a7cd0c4a51caf666ac624a0c53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-02-22T11:26:55Z",
    "title_canon_sha256": "f957d8e1a2828cf80806a25f2cd7104b43cb771cc74a6bcf7c5ae8ed0172dac7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.06734",
    "kind": "arxiv",
    "version": 1
  }
}