Pith Number

pith:ZCHYFCQN

pith:2017:ZCHYFCQN2WXHCDEGZVJVYKRKQW

not attested not anchored not stored refs pending

Unconstrained and Curvature-Constrained Shortest-Path Distances and their Approximation

Ery Arias-Castro, Thibaut Le Gouic

arxiv:1706.09441 v2 · 2017-06-28 · cs.CG · 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{ZCHYFCQN2WXHCDEGZVJVYKRKQW}

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	2026-05-18T00:02:22.583174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c88f828a0dd5ae710c86cd535c2a2a8597e786b8002bd73c2dcb31e06eeff460

Aliases

arxiv: 1706.09441 · arxiv_version: 1706.09441v2 · doi: 10.48550/arxiv.1706.09441 · pith_short_12: ZCHYFCQN2WXH · pith_short_16: ZCHYFCQN2WXHCDEG · pith_short_8: ZCHYFCQN

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/ZCHYFCQN2WXHCDEGZVJVYKRKQW \
  | 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: c88f828a0dd5ae710c86cd535c2a2a8597e786b8002bd73c2dcb31e06eeff460

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a55a1486a1b5bf9690b088ff922b2d2a5b5379cbb53dc9dc3034fff5142f604c",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2017-06-28T18:38:39Z",
    "title_canon_sha256": "445916745ecd9810f83f1416f7cc397ed72b83c0ca0296b2446e2706a91aa90d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.09441",
    "kind": "arxiv",
    "version": 2
  }
}