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 AURORA Award a ₱4.9M contract to CONRADO B. BAUTISTA CONST. & SUPPLY CORPORATIONProvinces
Transaction hash:
2b82fefb7b11dfbc7df20643d468d0843892b313fd0ab882f92ae79b07a042e2
Status:
Included and unchanged
Block:
#3,693 2,320 blocks after it
Position in block:
Transaction 47 of 232
Award day:
Feb 28, 2019 (7 yrs 8 mo ago)
From:
Value:
₱4,933,617.19
Project:
Const/Rehab. of Potable Water System, Buhangin
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 #3,693 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 AURORA awarded it to CONRADO B. BAUTISTA CONST. & SUPPLY CORPORATION on 2019-02-28.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 Aurora 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 2b82fefb7b…a042e2now …
- 2. Block Merkle root changedstored 776b572e42…b5988cnow …
- 3. Block #3693 hash changedstored 42ab4d3edb…3ec301now …
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 231 records. Each step hashes the current value together with the sibling shown.
- leaf 2b82fefb7b11dfbc7df20643d468d0843892b313fd0ab882f92ae79b07a042e2
- 01 L 2985295c490fe8df5be7dd296ea9ca06c298dfc045648082953140f600460477
- 02 L 48f921774df56f1046e551a8c43336846700eada835be8b97916b8b1fb507adf
- 03 L 3bbcdd02c9c0620ed67245d20d91e88f159e6d7ea49d38df470de12f20f4fb58
- 04 L ee0945e2b160e86b555332e81bb36ba8e90ae364f30da3ff15a07ba9fcba419d
- 05 R a3431aa05df0bb342b6516e2f2511495694abeadb412f3fb38fe926fb261bb66
- 06 L e5dafa5cda9d6a7783c359c6dbd0f301378a5d3d62ffcc5002af04175af1cab3
- 07 R efa5bb4f641029b5be1e44c71deeda4a6ccc7e2106dfc67411bec4d79b48744d
- 08 R 50a7cc20ca53225bfb2e318e67c517626c2a8aa0769f65edf6a4a1922a29fac6
- root 776b572e42d75f4b7cc72f3511b350a6f08d0de5b285655c3a948b9ee5b5988c