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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTHERN MINDORO D Award a ₱7.1M contract to ALBERTO UY CONSTRUCTION & DEVELOPMENTNational agencies
Transaction hash:
c2df5bfa5f4300ce4530ea23b5a709545c02286ca21df6990a92e7789403672c
Status:
Included and unchanged
Block:
#5,786 227 blocks after it
Position in block:
Transaction 808 of 1,023
Award day:
Feb 28, 2025 (1 yr 8 mo ago)
Value:
₱7,063,694.06
Project:
25EI0068 - Road Widening-Secondary Roads-Calapan S
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 #5,786 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)DPWH lists the funding source as "Regular Infra - GAA 2025 OO-1", i.e. the FY2025 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTHERN MINDORO D awarded it to ALBERTO UY CONSTRUCTION & DEVELOPMENT on 2025-02-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25EI0068: On-Going, 100% physical progress.Found
- 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
2 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 c2df5bfa5f…03672cnow …
- 2. Block Merkle root changedstored 01b33dcc04…e75c38now …
- 3. Block #5786 hash changedstored 7ea2a97090…f2e225now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,022 records. Each step hashes the current value together with the sibling shown.
- leaf c2df5bfa5f4300ce4530ea23b5a709545c02286ca21df6990a92e7789403672c
- 01 R c2e2c088f0f41963c56823fdac12a481f44025add4a8db167898e77bef2b19eb
- 02 R fb26517b347cfc9f3aafadfa789f0bc1ac6db8b2c61a96341a700b3064ac1b40
- 03 R be0734d56dda40012ba150aa758e8214b02b015834bc916466bd09493c9b62c1
- 04 L d077cae1f446d0586464b7f2790e72f511ff2705f12df2e6b061ad0e9a24cbd2
- 05 R 0580c2a2b036d0b77491d28e89c156ad3787180a4c90539713e16ea86d7ad743
- 06 L c934fdf2f8594a11e45c7d5296f65342d42ab737df47a3b6b20f907bf41ce488
- 07 R 5e4925352aacd2872db72a067b874ab9a3c6bd45a290c744a03b2f4c3309cdf5
- 08 R 984d658a591ec4f7ef0ee735d8b01e72575b1e462a564990176e1b8b4fdc8909
- 09 L b84aee5ab99e58c45468766925aa25dac5177e2de21ece81ea516543af56fa2e
- 10 L ea255f35da558a3accb7be2d30d1d6de3b03bc74fb36157da5f478694cc33b45
- root 01b33dcc04c24d67d772a36cb99c4c229b1e063c2d039dd1fcfe0831f4e75c38