Pith Number

pith:QECV3S5M

pith:2025:QECV3S5MFO7EMPHHN3R67HNPJB

not attested not anchored not stored refs pending

A New Bi-Objective Model for Resource-Constrained Project Scheduling and Cash Flow Problems with Financial Constraints under Uncertainty: A Case Study

Mohammad Ghasemi, Reza Shahabi-Shahmiri, Seyed-Ali Mirnezami

arxiv:2509.00002 v1 · 2025-08-06 · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QECV3S5MFO7EMPHHN3R67HNPJB}

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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	2026-05-20T00:02:06.159712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81055dcbac2bbe463ce76ee3ef9daf485a24c459a279470f153bb106b70f93ec

Aliases

arxiv: 2509.00002 · arxiv_version: 2509.00002v1 · doi: 10.48550/arxiv.2509.00002 · pith_short_12: QECV3S5MFO7E · pith_short_16: QECV3S5MFO7EMPHH · pith_short_8: QECV3S5M

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/QECV3S5MFO7EMPHHN3R67HNPJB \
  | 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: 81055dcbac2bbe463ce76ee3ef9daf485a24c459a279470f153bb106b70f93ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d88ddb5b674155f1d7fd4625d34266c55c22b3a209b93c829ac51e82e81982e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2025-08-06T13:01:10Z",
    "title_canon_sha256": "a72bb56aadf2a561300eb4f30befaca5b208dafa9205428481dc58ecaa2bfdb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.00002",
    "kind": "arxiv",
    "version": 1
  }
}