Pith Number

pith:ITG7TAKS

pith:2014:ITG7TAKSLKKNGOZJRNA5TWN3SF

not attested not anchored not stored refs pending

Lectures on piecewise distance preserving maps

Allan Yashinski, Anton Petrunin

arxiv:1405.6606 v3 · 2014-05-26 · math.DG · math.HO · 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{ITG7TAKSLKKNGOZJRNA5TWN3SF}

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	2026-05-18T00:11:24.129606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44cdf981525a94d33b298b41d9d9bb91471ce5cfe4c777b867cba16caac9c72b

Aliases

arxiv: 1405.6606 · arxiv_version: 1405.6606v3 · doi: 10.48550/arxiv.1405.6606 · pith_short_12: ITG7TAKSLKKN · pith_short_16: ITG7TAKSLKKNGOZJ · pith_short_8: ITG7TAKS

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/ITG7TAKSLKKNGOZJRNA5TWN3SF \
  | 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: 44cdf981525a94d33b298b41d9d9bb91471ce5cfe4c777b867cba16caac9c72b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56710650c831a2c483fef3d793baf13572f274b9856f03c15f23b7a778e0fc34",
    "cross_cats_sorted": [
      "math.HO",
      "math.MG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-05-26T15:14:25Z",
    "title_canon_sha256": "7da33d880b29c905722f382f3be848d468d9bd2861866a8aeda27c6a36835d86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.6606",
    "kind": "arxiv",
    "version": 3
  }
}