Pith Number

pith:AOXENG6O

pith:2014:AOXENG6OWXXSO6UATSEAQOTS46

not attested not anchored not stored refs pending

The fixed point property and unbounded sets in spaces of negative curvature

Bozena Piatek

arxiv:1407.8438 v1 · 2014-07-31 · 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{AOXENG6OWXXSO6UATSEAQOTS46}

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	2026-05-18T02:46:05.103392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03ae469bceb5ef277a809c88083a72e79f1f94f3fb4f5e142911c3b3f085accc

Aliases

arxiv: 1407.8438 · arxiv_version: 1407.8438v1 · doi: 10.48550/arxiv.1407.8438 · pith_short_12: AOXENG6OWXXS · pith_short_16: AOXENG6OWXXSO6UA · pith_short_8: AOXENG6O

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/AOXENG6OWXXSO6UATSEAQOTS46 \
  | 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: 03ae469bceb5ef277a809c88083a72e79f1f94f3fb4f5e142911c3b3f085accc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5ed56c7b113087e4f662d4bab3334fed481ae2c144786ff71722aeea6c3022e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-07-31T14:44:12Z",
    "title_canon_sha256": "f41739a65738d938d6c9fb9e8c37372964828de993cda725b041dea252a0c9db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.8438",
    "kind": "arxiv",
    "version": 1
  }
}