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 ₱1.6M contract to MARIANO M. MACLANG CONSTRUCTION AND DEVELOPMENTCities
Transaction hash:
2fd3a36f23b7c2a801e44bd7dbbd7ac18c3f4716eb3f708365dc568fc88a8821
Status:
Included and unchanged
Block:
#3,704 2,309 blocks after it
Position in block:
Transaction 73 of 390
Award day:
Mar 11, 2019 (7 yrs 8 mo ago)
Value:
₱1,628,413.65
Project:
Improvement Of Perimeter Fence and Covered Court 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 #3,704 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 MARIANO M. MACLANG CONSTRUCTION AND DEVELOPMENT on 2019-03-11.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 2fd3a36f23…8a8821now …
- 2. Block Merkle root changedstored 5366bc7d32…933c86now …
- 3. Block #3704 hash changedstored fad05b008d…19bc0enow …
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 389 records. Each step hashes the current value together with the sibling shown.
- leaf 2fd3a36f23b7c2a801e44bd7dbbd7ac18c3f4716eb3f708365dc568fc88a8821
- 01 L 2e0b1c1039efa3bca792e363058a4e37bacf5ba3cae91f15158473dc5bc2ad62
- 02 R 3d0f336418e5859cdd794d3a0ea72327e10c2951e4387673fae79597c86652a5
- 03 R c97bcd2d4d6f7c54e140bf731b15e69f37696c9dc3cde877b74ff8df164c80f0
- 04 L 5c5194d3e0efba5678844516a8c003bb10257aacd94ddcccda99e2c5359505e6
- 05 R 617ccfb873dc3ea96c71300b04d314eb02a5b96bed2aca0b70ee4f4dc14010ce
- 06 R 4db13ab0e3e8b65f7f48850a078c88df81d854ae887b13c01f70cec7e7fa2b76
- 07 L 5c32d2486939ec8f8db6492587a55ccde9c7cfee291965c9fca5c7dba3d936ee
- 08 R 5e8b76a43c4a01b70506853921e79fa35c21290c97b264ba7d2de3ed3928b337
- 09 R 3eb40ed4073651cb64a74ae2e74ebcd3fac5c2636184feab1cb64a17c3388247
- root 5366bc7d326fe7b8748ed1ee041241a2c5294d95e90568fe9bc7df7747933c86