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 CALUMPIT, BULACAN Award a ₱5.0M contract to THREE POLL BUILDERS AND SUPPLYMunicipalities
Transaction hash:
b608e4d00b6cc2ea3b8d9d87d1b930328f84ef0f4135703a9f053b222f202134
Status:
Included and unchanged
Block:
#4,342 1,671 blocks after it
Position in block:
Transaction 120 of 187
Award day:
Jan 22, 2021 (5 yrs 9 mo ago)
Value:
₱5,000,000.00
Project:
Road Upgrading with drainage and riprap
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 #4,342 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 CALUMPIT, BULACAN awarded it to THREE POLL BUILDERS AND SUPPLY on 2021-01-22.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 Calumpit 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 b608e4d00b…202134now …
- 2. Block Merkle root changedstored 42e5032221…fee6a2now …
- 3. Block #4342 hash changedstored 1ad42ae749…42bc93now …
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 186 records. Each step hashes the current value together with the sibling shown.
- leaf b608e4d00b6cc2ea3b8d9d87d1b930328f84ef0f4135703a9f053b222f202134
- 01 R b907c1b4d957ecc4e99a7caf27d142ef3f0ecf7bf2605367013d4989e54be15d
- 02 R 15741e0d6798d12b7de254b8851e28264a46efc15699fe00cc8a708a0c7830fb
- 03 R ac8c4688c9d0de43d846975e26a2eb4b5775ea2db0713d9c80969e8aeb3c0340
- 04 L 39d105d303bed1acf4e5e615744557ff90c1c6023ea7af85b27168505e57a29e
- 05 L 16b633c397eddb4c6d0b39b8d544e3e6938a7bdb5beccc6e831c93971d1f9611
- 06 L 8c5899805b9fd36b0d97304d430ef60a7ae25ca1fbc686217250cd963c0a1852
- 07 L 6a3aeda5230a085a5505af211d495c7b925c5265505979b51129dcf423535182
- 08 R 21f75c287c2f5ca313ab81a387111ceb458b9e85c8d4b8c5c9865e4d939f85b8
- root 42e5032221554af94774e903c48002251160187d20de0ffd45293412bbfee6a2