Pith Number

pith:NSZMOQFT

pith:2023:NSZMOQFT3I7UHPAHH4AD6BZ4BO

not attested not anchored not stored refs pending

On $(1+\varepsilon)$-Approximate Flow Sparsifiers

Yu Chen, Zihan Tan

arxiv:2310.07857 v1 · 2023-10-11 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NSZMOQFT3I7UHPAHH4AD6BZ4BO}

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.

Cited by

1 paper in Pith

Paths and Intersections: Recognizing Outerplanar Metrics

Receipt and verification

First computed	2026-07-05T06:59:57.458294Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cb2c740b3da3f43bc073f003f073c0b95b61e656abccaf5be772a2ebcf5e52e

Aliases

arxiv: 2310.07857 · arxiv_version: 2310.07857v1 · doi: 10.48550/arxiv.2310.07857 · pith_short_12: NSZMOQFT3I7U · pith_short_16: NSZMOQFT3I7UHPAH · pith_short_8: NSZMOQFT

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/NSZMOQFT3I7UHPAHH4AD6BZ4BO \
  | 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: 6cb2c740b3da3f43bc073f003f073c0b95b61e656abccaf5be772a2ebcf5e52e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9939399dd1e02d047fbca66792a39cf84a75a2da7e6f34e807c95e6d092019f5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2023-10-11T19:59:44Z",
    "title_canon_sha256": "1e042deb46adba9bc11f1e04641022782f55efb87caa1f0bf4706037dbac6dad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.07857",
    "kind": "arxiv",
    "version": 1
  }
}