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 - DAVAO ORIENTAL 2ND Award a ₱65.5M contract to PREMIUM MEGASTRUCTURES INC.National agencies
Transaction hash:
b758ec56b70503cd25fa690c224d41f1b2a924ad6251ca1c9cafda6c0de8d8aa
Status:
Included and unchanged
Block:
#4,571 1,442 blocks after it
Position in block:
Transaction 187 of 257
Award day:
Sep 17, 2021 (5 yrs 1 mo ago)
Value:
₱65,523,386.98
Project:
21LG0106
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 #4,571 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 2021 LP", i.e. the FY2021 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 - DAVAO ORIENTAL 2ND awarded it to PREMIUM MEGASTRUCTURES INC. on 2021-09-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21LG0106: Completed, 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)DPWH marks the contract "Completed" (end 2024-06-30). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 b758ec56b7…e8d8aanow …
- 2. Block Merkle root changedstored bae17236ca…5ce48dnow …
- 3. Block #4571 hash changedstored d768596357…dd585enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 256 records. Each step hashes the current value together with the sibling shown.
- leaf b758ec56b70503cd25fa690c224d41f1b2a924ad6251ca1c9cafda6c0de8d8aa
- 01 L b6ffe115aa26b2e305110814773ad32b867887c5f7f04859ba25c50b42bd2b68
- 02 L abb0aa46fc0a67b8c739c9ceaa58c239c4a1efb82bdb999acc210e05954378d8
- 03 R 4f46d100921600dad22a2c2b662a653f46dce9256b3ca4a1d2e4dbdb04730c7c
- 04 L a2315c98bedb065bdab8da38ff8ec6f024e1f267bb9a6b4e1817c945bd1fec45
- 05 L e615d4de07278a62b49a1a742707e028ff4c950b9b48742b1c1556c25d293ccd
- 06 L d9ab5d0f4fbdfc8ba4a83b3d197d26cced5ed18c4f631451050d9d079978908c
- 07 R fb039620ac825a993d39d9da2db91cd6e014c35689cb44d79fd07ca86851a77e
- 08 L 1427d72e2ed98611bbf80edff4567f583d8c4d466c73955b64b396e3ecf78466
- 09 R 8be93646f796a4c0b261e171775982c5d51d04886daf252f65c8993c8619fdc5
- root bae17236ca22e7bd5690413e20609ba8ecd170a454ac38b52008ae6b1e5ce48d