Pith Number

pith:3J2SZQZO

pith:2026:3J2SZQZOR7AFYQSUT4AT44HXK5

not attested not anchored not stored refs pending

Sequential Fair Allocation and Routing in Nonprofit Operations

Haiqing Gao, Sean R. Sinclair, Seyed M.R. Iravani

arxiv:2606.19278 v1 · 2026-06-17 · 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{3J2SZQZOR7AFYQSUT4AT44HXK5}

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	2026-06-19T16:12:09.503672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da752cc32e8fc05c42549f013e70f75779187572b7aff4f4d9016c8b4467ab08

Aliases

arxiv: 2606.19278 · arxiv_version: 2606.19278v1 · doi: 10.48550/arxiv.2606.19278 · pith_short_12: 3J2SZQZOR7AF · pith_short_16: 3J2SZQZOR7AFYQSU · pith_short_8: 3J2SZQZO

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/3J2SZQZOR7AFYQSUT4AT44HXK5 \
  | 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: da752cc32e8fc05c42549f013e70f75779187572b7aff4f4d9016c8b4467ab08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74d76e254ca5dd478ddd694c826eb3cc8b6330dc7a552072a6ff30f84d942fff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-06-17T16:53:58Z",
    "title_canon_sha256": "9f87b5d84674272d1120914e1bc831511b438bc0a3922f0afcbf6408a394363d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19278",
    "kind": "arxiv",
    "version": 1
  }
}