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
CITY OF ANTIPOLO, RIZAL Award a ₱4.7M contract to L.L. MARRON CONSTRUCTION & TRADINGCities
Transaction hash:
7e1671bb5b3bceb175f4e429cbc16fb8e3c39ac7a0af7df5f32cd223f1a5b22b
Status:
Included and unchanged
Block:
#4,735 1,278 blocks after it
Position in block:
Transaction 246 of 516
Award day:
Mar 3, 2022 (4 yrs 8 mo ago)
Value:
₱4,679,125.98
Project:
Installation of Streetlights atBrgy. San Isidro, A
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 #4,735 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)CITY OF ANTIPOLO, RIZAL awarded it to L.L. MARRON CONSTRUCTION & TRADING on 2022-03-03.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 City of Antipolo gave a "qualified" 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 7e1671bb5b…a5b22bnow …
- 2. Block Merkle root changedstored b68259e35d…999dfcnow …
- 3. Block #4735 hash changedstored df390cc841…419b7cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 515 records. Each step hashes the current value together with the sibling shown.
- leaf 7e1671bb5b3bceb175f4e429cbc16fb8e3c39ac7a0af7df5f32cd223f1a5b22b
- 01 R 7f507df6c2beea32bb9d860823ddf9b136c46b7c4b554d136471515f8dca4650
- 02 L 86e92bfc2fff49c11d200b9b700fdcba8e94105976bba652a968473bc949f342
- 03 L ee85a9ba4a0386a28f1f9546724ad64de91f69e3b7549a505d0e826f65fa74b9
- 04 R cb02462cbb9adebb0e7dcfab53289a8b354f31daceae8225658f0ce57338d286
- 05 L d47cd9df66338e5651439a95b418a3ae01fe6abefbb48a0f97fb278470ba2538
- 06 L f1db82e35a890dec497b1540142d80714d48594a3b0cd4fde249315e9a64929c
- 07 L 28c8735aaa53066fb3df4fd18ba598ec7414d378651b661a13b4cfe417ffe508
- 08 L 8b610cb7abe4a3dc837ab1547e9e38ded132f1b9f6bba3a6823d0e3983e3e19c
- 09 R 38c072be1f5900f342af55d2d8937dc63ad7ac2c2d856c3ad1036a5500edc225
- 10 R edeed07cc3a529e3eea3ad353a25817503d63772d7bc435a3fd6b62f5a7b428a
- root b68259e35de6a2f51cc3b517d964b01137daa218ba1b46fefacec0b642999dfc