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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBALES 2ND DEO Award a ₱50.1M contract to MCB ZAMORA CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
48af75a9fef1c35a8f3e5dafa631e112c9dbe4ca6a3ea6cf22b140d8ec2f2676
Status:
Included and unchanged
Block:
#5,088 925 blocks after it
Position in block:
Transaction 118 of 375
Award day:
Mar 9, 2023 (3 yrs 8 mo ago)
Value:
₱50,071,454.59
Project:
23CM0053 - Olongapo – Bugallon Rd K0153+001.50 -
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 #5,088 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)DPWH lists the funding source as "Regular Infra - GAA 2023 OO-1", i.e. the FY2023 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBALES 2ND DEO awarded it to MCB ZAMORA CONSTRUCTION & SUPPLY on 2023-03-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CM0053: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2023-09-12). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 48af75a9fe…2f2676now …
- 2. Block Merkle root changedstored 761771b91f…f849c8now …
- 3. Block #5088 hash changedstored 9fd3c3c006…ce09cenow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 374 records. Each step hashes the current value together with the sibling shown.
- leaf 48af75a9fef1c35a8f3e5dafa631e112c9dbe4ca6a3ea6cf22b140d8ec2f2676
- 01 R 491ceb8daf221f775eda01b9188c818ea3093b0e972adbc2ba26dc2810b4ad72
- 02 L c0d9a2416b4f19f74c53aa6d95e651a10d3decb6000092f83dd92b9b328eca01
- 03 L 3c91d81a11ead662d69308f8aad31293bc0f2400336cb1d0bdfb10f87c3d45ed
- 04 R 341b61cb52d041d8f10a3d8ab507188ba37651cb8a94e7af9c0845c2c2b837ba
- 05 L 6a320dc64a71278ef207bc9fec748d33fbc1dff83d408387d83ba7d42916e778
- 06 L a983040d684668781114f667a8fac0146353935da05d736d3dc0c0acede08afe
- 07 L e86b7b5bf98f33d3ea820295f6f4591e758737db98aca00b3f1940fca855c5f5
- 08 R 7e018fc57dafbb4560755a4a1a3edc3e703782d5ac33bb78abaabaf325050f2d
- 09 R ee97f62fb52d2386a0a13f75d4c6064189dac87f2eef5e85fa581aa232be1144
- root 761771b91f841421868af087d7e862591ecb87f5d7985a73f34a7d00e3f849c8