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 SURIGAO DEL NORTE Award a ₱9.9M contract to D+G CONSTRUCTIONProvinces
Transaction hash:
4ee782bb0d62ffa400a3e6407630201ed5fe3248bbc28eb63c42f14ff16b4001
Status:
Included and unchanged
Block:
#2,701 3,312 blocks after it
Position in block:
Transaction 11 of 40
Award day:
Mar 28, 2016 (10 yrs 7 mo ago)
Value:
₱9,894,005.00
Project:
CONCRETING OF DIAZ-MAGTANGALE ROAD
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 #2,701 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 SURIGAO DEL NORTE awarded it to D+G CONSTRUCTION on 2016-03-28.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 Surigao del Norte 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 4ee782bb0d…6b4001now …
- 2. Block Merkle root changedstored 114eb9ea4f…a3f092now …
- 3. Block #2701 hash changedstored 049a32620b…c83874now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 39 records. Each step hashes the current value together with the sibling shown.
- leaf 4ee782bb0d62ffa400a3e6407630201ed5fe3248bbc28eb63c42f14ff16b4001
- 01 L 42aa30ae5407f458a0393f519f08d1d85910e0d196cf6558dce65fa4725f377c
- 02 L e8d319b5633d553e19c7fabe2ddaf4f11003f2ed3d26de127a89b3cd04971033
- 03 R 65fdb617e14ab1c2eff5c97365e62fef10d4cbaa21a2e4076310ed64804e042a
- 04 L e6161fe723eb6f3187cf3579e16448b1a537c7c7d3e2f90d4825d8d58f30d183
- 05 R 1e6aacb9cffaa99058db25906eb66af00f1bbb54ff4f7113998821bc7de27556
- 06 R 2cf5c71ae12e39e921532795a70ad2778ef30a00d0f580ac5b45f3ceb186d553
- root 114eb9ea4f75b860c7527789471375110456d3970446a919470e047fdba3f092