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
PHILIPPINE PORTS AUTHORITY - REGION I Award a ₱175.4K contract to KAEE CONSTRUCTION SERVICESNational agencies
Transaction hash:
b994792da771004157a3d01e9a49339b96fc2efc7cc65a9156fad03ed68445d7
Status:
Included and unchanged
Block:
#5,909 104 blocks after it
Position in block:
Transaction 160 of 233
Award day:
Jul 17, 2025 (1 yr 3 mo ago)
Value:
₱175,435.00
Project:
Maintenance Works
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 #5,909 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)PHILIPPINE PORTS AUTHORITY - REGION I awarded it to KAEE CONSTRUCTION SERVICES on 2025-07-17.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 b994792da7…8445d7now …
- 2. Block Merkle root changedstored d0cf2300e2…0517adnow …
- 3. Block #5909 hash changedstored f3894a2272…54879cnow …
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 232 records. Each step hashes the current value together with the sibling shown.
- leaf b994792da771004157a3d01e9a49339b96fc2efc7cc65a9156fad03ed68445d7
- 01 R b99791a5581112520149aa5d9c703440c7ef94edb0891b5ca4c0d41008b89b3e
- 02 R dfd0c45520f2fa8e005a84c7133055fce11dff2b7c54c8d16e552f31db7438bc
- 03 R 0292bd520f0618d7973970ad864548552555282a6f42f7c360e65f25faa052a2
- 04 R 1ee8a13dd936d506fbc388460cddf9d7426f2ddbd29bb71d5e92f971e83b5398
- 05 R 44b85fc9635975300803aca7bfd95dd18b30f4a3ada85e439efff1de4297ed43
- 06 L 8676775f515400ed2cfb19a0e7fd72b2b2a23c2979e9f7943dbf163d33a460c5
- 07 R c9e286f67c5f7254263e92d18c4fc7ac4636514f8962ed1a2b325cf66d0473e9
- 08 L b54786cb3f7a07d9382ae545ebf11afa3b1e31f14eec681375fc7e2c6efd2020
- root d0cf2300e27ddfe0ed6a44e3371ac140a461ff8713e935a6880617a1b00517ad