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 - HEAD OFFICE Award a ₱128.3M contract to WTG CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
ed7302fc4eabd14bb9ffcb2f3eb24e2eb7a59bd5edc96e08fe299b57a7df9ca0
Status:
Included and unchanged
Block:
#5,231 782 blocks after it
Position in block:
Transaction 238 of 255
Award day:
Aug 2, 2023 (3 yrs 3 mo ago)
Value:
₱128,272,324.95
Project:
Dredging of Negros/Siquijor Clustered Project
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 #5,231 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 - HEAD OFFICE awarded it to WTG CONSTRUCTION AND DEVELOPMENT CORPORATION on 2023-08-02.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 ed7302fc4e…df9ca0now …
- 2. Block Merkle root changedstored ef682372e5…8b7a13now …
- 3. Block #5231 hash changedstored d3c070b48a…a6b27enow …
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 254 records. Each step hashes the current value together with the sibling shown.
- leaf ed7302fc4eabd14bb9ffcb2f3eb24e2eb7a59bd5edc96e08fe299b57a7df9ca0
- 01 R ef8987ce72f78c7c94d565132c6b9c90d3d400331a01521f3826b6be8fc11513
- 02 L af4b882e9c6df3b3a82ca6de850366f94b8fe8a8fc65780c1c32ce627e677129
- 03 L f79b3c421c2a11db0811fd3a678a40bcb9fd328c5cfb6e783ad48fd3be86492d
- 04 L 5be42e88cd400b63c852a953ffd870b8ddcc4e08e2d004181b1eb0ba38d9b856
- 05 R c67b013d7eacc7e17f9f010ce8d825dc6adcc79c62e4bce83214bb7e83c88af3
- 06 L d321cc644d2467511cf8387ec7967c8ae3ec60374b2d2e95e919e294757e6b95
- 07 L 4bf6cf680d1f1701a6019944001a89e8d46b21df267647e0808f4f755d37feee
- 08 L 0e9ef967e6af114042b1a018c50dea6d97565ed778d401e38d28deb17e2eda4b
- root ef682372e5494b2ded030efa11a800ea0b806a0798b20a2eb72f03b12d8b7a13