DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
PROVINCE OF RIZAL Award a ₱9.7M contract to MATTRO CONSTRUCTIONProvinces
Transaction hash:
29abdff09fd201531dc3d1ab44c19059782de233a870f7b8e777e075db0becca
Status:
Included and unchanged
Block:
#3,532 2,481 blocks after it
Position in block:
Transaction 33 of 189
Award day:
Sep 13, 2018 (8 yrs 2 mo ago)
From:
Value:
₱9,695,620.36
Project:
Riprapping (portion) of Baras River at Sitio Mambo
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #3,532 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PROVINCE OF RIZAL awarded it to MATTRO CONSTRUCTION on 2018-09-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Rizal gave a "not stated" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 29abdff09f…0beccanow …
- 2. Block Merkle root changedstored ced0ff8c5d…3d0ad2now …
- 3. Block #3532 hash changedstored b22568a736…f5ea0fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 188 records. Each step hashes the current value together with the sibling shown.
- leaf 29abdff09fd201531dc3d1ab44c19059782de233a870f7b8e777e075db0becca
- 01 L 299b84f766f72de1bde7c1b511f28015feffcf1be1e2510eb9694d618ad92de6
- 02 R 07c12ab84adb9d29d6c9f77e7bc43d592234ab3c50a7dcc9fbb0d6ee92ff97ae
- 03 R eaddc561f06663a5d471527adc40537377c5167347d85140fdd60fcbb99751e2
- 04 R 27ea6704a24b0c9f1643f206852ba614df8c1676d5addf5803e0771099d912ce
- 05 R 7fb2b01d9fbd1a8dcaf52c27c0971bb1073d57b5533729f141d32104da0a9290
- 06 L 80b2b8b698276c0639a1c03252e2323aa06e4398bd88b76a47babc3621c302b8
- 07 R 513e3d77133993134370653d7cad677bfedc47fed3351752154b031df457a18c
- 08 R 06fa0c21d84dd0aa62bce03b9d0de51007684b30b55b8d5b78ea65ae67a4bb84
- root ced0ff8c5dc970b77068012b64679345db11b4867b2a4fe8cfdf2afbf33d0ad2