Pith Number

pith:SIXFMW2I

pith:2017:SIXFMW2IA44JPPLDQOAGWFUMZD

not attested not anchored not stored refs pending

Single-sink Fractionally Subadditive Network Design

Guru Guruganesh, Jennifer Iglesias, Laura Sanit\`a, R. Ravi

arxiv:1707.01487 v2 · 2017-07-05 · 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{SIXFMW2IA44JPPLDQOAGWFUMZD}

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	2026-05-18T00:40:34.699662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

922e565b48073897bd6383806b168cc8daaedff06954d6889617d0dad98e6e85

Aliases

arxiv: 1707.01487 · arxiv_version: 1707.01487v2 · doi: 10.48550/arxiv.1707.01487 · pith_short_12: SIXFMW2IA44J · pith_short_16: SIXFMW2IA44JPPLD · pith_short_8: SIXFMW2I

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/SIXFMW2IA44JPPLDQOAGWFUMZD \
  | 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: 922e565b48073897bd6383806b168cc8daaedff06954d6889617d0dad98e6e85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0aaa6ac9c73d224b53229594c1b9821955810882e4d1b911b347efca0840867",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-07-05T17:36:38Z",
    "title_canon_sha256": "54a694bfde02b3f7e3578fd84c6a57ac2109621678bee33b08543c9676d0e9f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.01487",
    "kind": "arxiv",
    "version": 2
  }
}