Pith Number

pith:DYYDGZUB

pith:1994:DYYDGZUBXKUUCTSK343KGKTS55

not attested not anchored not stored refs pending

The Mazur Intersection Property and Farthest Points

Pradipta Bandyopadhyay

arxiv:math/9412219 v1 · 1994-12-22 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DYYDGZUBXKUUCTSK343KGKTS55}

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	2026-05-18T01:05:50.748161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e30336681baa9414e4adf36a32a72ef7ca97860870b041b0db925a0f0cfc217

Aliases

arxiv: math/9412219 · arxiv_version: math/9412219v1 · doi: 10.48550/arxiv.math/9412219 · pith_short_12: DYYDGZUBXKUU · pith_short_16: DYYDGZUBXKUUCTSK · pith_short_8: DYYDGZUB

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/DYYDGZUBXKUUCTSK343KGKTS55 \
  | 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: 1e30336681baa9414e4adf36a32a72ef7ca97860870b041b0db925a0f0cfc217

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "225db0c6fff916b16cd1aa3443a4d660bfe2ff91024174f8f76af8327d3b1b63",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.FA",
    "submitted_at": "1994-12-22T21:39:41Z",
    "title_canon_sha256": "ee947ffc27d271164ac2ad106b62bf225f73f5d9fce51af49ef1cb8dfe73453c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9412219",
    "kind": "arxiv",
    "version": 1
  }
}