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
MUNICIPALITY OF SOLANA, CAGAYAN Award a ₱1.2M contract to CSD ENGINEERING AND CONSTRUCTIONMunicipalities
Transaction hash:
e32ccf4a2d838e4feca0bb33d4e386c0978885494be4ec520c34979dc5bdab5c
Status:
Included and unchanged
Block:
#2,135 3,878 blocks after it
Position in block:
Transaction 115 of 124
Award day:
Jul 23, 2014 (12 yrs 3 mo ago)
Value:
₱1,224,661.35
Project:
construction of 2 units public CR
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 #2,135 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)MUNICIPALITY OF SOLANA, CAGAYAN awarded it to CSD ENGINEERING AND CONSTRUCTION on 2014-07-23.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 Solana gave a "unmodified" 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 e32ccf4a2d…bdab5cnow …
- 2. Block Merkle root changedstored 8184d12ccd…c30793now …
- 3. Block #2135 hash changedstored 856dc3c299…c9ed47now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 123 records. Each step hashes the current value together with the sibling shown.
- leaf e32ccf4a2d838e4feca0bb33d4e386c0978885494be4ec520c34979dc5bdab5c
- 01 L dfa8347867c51bb8676a0827450161042efe389dad9e560188e8034e7e66b1b8
- 02 L dc5cb03bab511c9d8530522bb3c8f61f248ac98f6dd3a30d6adbe3431761dc4b
- 03 R 969a231860d2e55a3404c474d34dbf4fa995f2b9889768ea2e5f4d9ac0a8e85b
- 04 R e0f7eb57000483bf109b0effce9b23ab68c75162b2aeccdf04112e3158ac3a81
- 05 L b14b154ffb769c0550b5f81b335057747d70996c1bc8da5a4cfbfc9f971f5eca
- 06 L 10eef42f5b829bde885ab925f70ed446aef871693f83e2661c935a287ac9c367
- 07 L af4dcf58235b3b785a7718613bc8440317b5bef58e9e00962534d540e7a636f5
- root 8184d12ccd7ffdcdd8dc927414d48f9fd25458c94f56017dc38e3a306fc30793