Pith Number

pith:SAFQOUPE

pith:2017:SAFQOUPELPFT7DEGX4Q76IE5CJ

not attested not anchored not stored refs pending

Dynamic Relaxations for Online Bipartite Matching

Alejandro Toriello, Alfredo Torrico

arxiv:1709.01557 v2 · 2017-09-05 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SAFQOUPELPFT7DEGX4Q76IE5CJ}

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	2026-05-17T23:57:48.861564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

900b0751e45bcb3f8c86bf21ff209d124f75dc62e253ad42d943ef38dfb63dde

Aliases

arxiv: 1709.01557 · arxiv_version: 1709.01557v2 · doi: 10.48550/arxiv.1709.01557 · pith_short_12: SAFQOUPELPFT · pith_short_16: SAFQOUPELPFT7DEG · pith_short_8: SAFQOUPE

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/SAFQOUPELPFT7DEGX4Q76IE5CJ \
  | 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: 900b0751e45bcb3f8c86bf21ff209d124f75dc62e253ad42d943ef38dfb63dde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4932e43bb431dc9feee4fa29c10dfed170635081f2090ba080ab8b30ae18fbb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-09-05T19:14:08Z",
    "title_canon_sha256": "d1716f234727670d0150875b50ae8825599cdee3b0e9c634e1edc4690b4d4eb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01557",
    "kind": "arxiv",
    "version": 2
  }
}