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 LAGUNA Award a ₱858.2K contract to POWER K CONSTRUCTION SUPPLY & SERVICESProvinces
Transaction hash:
8dfd671436707cfc49b46fe087e0c834aa8b84162c7709d9cb368e3eaedb2158
Status:
Included and unchanged
Block:
#4,162 1,851 blocks after it
Position in block:
Transaction 86 of 155
Award day:
Jul 14, 2020 (6 yrs 4 mo ago)
From:
Value:
₱858,237.00
Project:
Rehabilitation/Improvement of 32 Classroom School
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 #4,162 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 LAGUNA awarded it to POWER K CONSTRUCTION SUPPLY & SERVICES on 2020-07-14.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 Laguna 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 8dfd671436…db2158now …
- 2. Block Merkle root changedstored f504cbfe5b…658792now …
- 3. Block #4162 hash changedstored 5fe0775a84…c433f5now …
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 154 records. Each step hashes the current value together with the sibling shown.
- leaf 8dfd671436707cfc49b46fe087e0c834aa8b84162c7709d9cb368e3eaedb2158
- 01 R 8eb925ab9533ba9dac991a69aa300ce16ce2a1de7a29ee5020974f23b7e2e090
- 02 L d4ddeea5ea592e2c45aca9fec0f776995c4a590b2822b139a183a835bcbb2e62
- 03 L 3cca88e9e6072b0038fa7f9d0b874ef734f8c76a32bf0a607e874161c79184ff
- 04 R 0078ed759def86011336096c003a092f5f83d0b51060ecb9f6b574ab494aec61
- 05 L a1b73e5326ff79273c15a54bfeca7b8b24ed5e644d113c5255896a4cd92c714f
- 06 R 065254d54ec863989a784d36180fac3a9fa875d9a5c98eee129bb97c83b2bd82
- 07 L 1e70cfa567b9163f79b7ec2db4a444b5668a0b4c176752422573078489bf01b8
- 08 R 69cbdcf258efe29b55993d05d7033ee3426c320c8f574bca6add692b2df2b6ac
- root f504cbfe5b46a126f7b387fdc7b80359fcc1a2137d2153233ce7303c35658792