Pith Number

pith:DQPVW227

pith:2018:DQPVW2276BLZU4A4ULEEQZXTJ5

not attested not anchored not stored refs pending

Holiest Minimum-Cost Paths and Flows in Surface Graphs

Jeff Erickson, Kyle Fox, Luvsandondov Lkhamsuren

arxiv:1804.01045 v1 · 2018-04-03 · cs.DS · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DQPVW2276BLZU4A4ULEEQZXTJ5}

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	2026-05-18T00:19:31.470303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c1f5b6b5ff0579a701ca2c84866f34f50a0134c76c283ba7938270a978f30b9

Aliases

arxiv: 1804.01045 · arxiv_version: 1804.01045v1 · doi: 10.48550/arxiv.1804.01045 · pith_short_12: DQPVW2276BLZ · pith_short_16: DQPVW2276BLZU4A4 · pith_short_8: DQPVW227

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/DQPVW2276BLZU4A4ULEEQZXTJ5 \
  | 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: 1c1f5b6b5ff0579a701ca2c84866f34f50a0134c76c283ba7938270a978f30b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d27d01afe08eaff7d61484be9d3ef25d1a22819d452f56bb785da64959a809fc",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-04-03T15:50:09Z",
    "title_canon_sha256": "ceab5424d9842f24de872a55b82474e965c88c651462b206edf65ba0ff023a3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01045",
    "kind": "arxiv",
    "version": 1
  }
}