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 - SOUTH COTABATO 1S Award a ₱4.9M contract to SILVER HAMMER CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
e1c989dc64d7e50dbc133f9cfe323f02b4b538b2c5c0b5357bb57a0590f4f647
Status:
Included and unchanged
Block:
#5,784 229 blocks after it
Position in block:
Transaction 478 of 555
Award day:
Feb 26, 2025 (1 yr 8 mo ago)
Value:
₱4,937,990.84
Project:
25MB0013 - Construction of Road with Drainage Stru
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 #5,784 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 SSP", 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 - SOUTH COTABATO 1S awarded it to SILVER HAMMER CONSTRUCTION AND SUPPLIES on 2025-02-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25MB0013: 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 2025-06-09). 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 e1c989dc64…f4f647now …
- 2. Block Merkle root changedstored 086059830c…754fabnow …
- 3. Block #5784 hash changedstored d6c20ddd11…60e8danow …
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 554 records. Each step hashes the current value together with the sibling shown.
- leaf e1c989dc64d7e50dbc133f9cfe323f02b4b538b2c5c0b5357bb57a0590f4f647
- 01 R e227ba317d7406fb4ccb2b481c758e5b474ae32f70faf453b98ef0eadc70561c
- 02 L 47956e8b5189f95d0fe98e13d3a3f4becb2196b546cf992a39ecab258134163c
- 03 L ddf77578e4dc0d42136367970c4113bdf51ad20054d614793d24caa85a46d8a7
- 04 L 279758cb3994b48cb4a86e1e7eb803dc67fe58ed97b09e2f59119fcf16cd432b
- 05 L 17db61ce7b274d372aef3a2c6341d972b89fba03ab3a4c2aefc7c343b3b94129
- 06 R 1aaa870d991c8386cec9a70ddc1acab4bc0bd01b516192e8af3c6fc4c9a04284
- 07 L 0641bbef697c31b032328c265f3a83324d145dc3cc1429191aa9afe94858ca19
- 08 L 958ff1cb763b61dc808474d2273bda969b3cf4a7a7bfce364dfa50a7d0ffdd51
- 09 L 58f15aeb2dac455edff04201373071da4b354459f3f24f7a47b34e98d41455fe
- 10 R 889400096e62af35e309d05d271c7c0adbbc8ea4361325bc67e76ff747c63bfc
- root 086059830ca6f7186bdcef8a889ae7cf633a0e643dd796aef830af7cc3754fab