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
ISLAND GARDEN CITY OF SAMAL, DAVAO DEL NORTE Award a ₱2.4M contract to HEAVY JOHN ENGINEERING CONSULTANCYNational agencies
Transaction hash:
f8fc72cb71ff2e6cc1ff274895c520b45a54b8195ae74e8ce2479d2db2845aeb
Status:
Included and unchanged
Block:
#4,830 1,183 blocks after it
Position in block:
Transaction 154 of 158
Award day:
Jun 17, 2022 (4 yrs 4 mo ago)
Value:
₱2,393,131.44
Project:
Construction of 2CL School Bldg. - Cogon NHS (Leon
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 #4,830 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)ISLAND GARDEN CITY OF SAMAL, DAVAO DEL NORTE awarded it to HEAVY JOHN ENGINEERING CONSULTANCY on 2022-06-17.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 f8fc72cb71…845aebnow …
- 2. Block Merkle root changedstored 76dd356b8b…3070cdnow …
- 3. Block #4830 hash changedstored 458003785e…e175f1now …
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 157 records. Each step hashes the current value together with the sibling shown.
- leaf f8fc72cb71ff2e6cc1ff274895c520b45a54b8195ae74e8ce2479d2db2845aeb
- 01 R fc74cb630e19d32c974fb8ae2d7bc591f032050c04aecabcefcbac98c0cdf07d
- 02 L acce70888f8fe959491c9e89976701d0911602de9c354af6924ed6d39136634e
- 03 R b8fa3ec374e1695182ccaad0a0eea41a4a57685a6cb56de4ebd2166fb854676e
- 04 L ef22bc3e8c19ec2c8c7ce743a3e7aabdd4d8b006c11796a69090a745165a42ad
- 05 L 2ced17bb10fcb9d2ae580c8a024b7d143e714eeef76f96fe16a1e0c2fe1b8bb2
- 06 R 0ffa1870144903c925efa023f162430db43fdf861fcc93e399ec1541d7f04738
- 07 R 0c23221b9e6001fa697a4dfaae007fd01e72310c613f0c1550172f9fe5f8ae9c
- 08 L e94fb968dfc40e21d7321c7923e2cfacf49e9bd807dbab136af64a41b37dd29c
- root 76dd356b8bfda02ecde2d6d39338d0911c6ca4f534b28a0b66d39855f23070cd