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 - ZAMBOANGA DEL SUR Award a ₱48.8M contract to ZMS CONST. & DEV. CORP.National agencies
Transaction hash:
250a6c75583e697c71cfc9f67930e02924851a250ba3a5e7a1cc523eae4b9fa0
Status:
Included and unchanged
Block:
#4,861 1,152 blocks after it
Position in block:
Transaction 29 of 186
Award day:
Jul 19, 2022 (4 yrs 3 mo ago)
Value:
₱48,754,888.54
Project:
22JE0069
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 #4,861 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBOANGA DEL SUR awarded it to ZMS CONST. & DEV. CORP. on 2022-07-19.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 250a6c7558…4b9fa0now …
- 2. Block Merkle root changedstored 1e7bef4f1e…09368cnow …
- 3. Block #4861 hash changedstored 9d61c125c8…eee46anow …
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 185 records. Each step hashes the current value together with the sibling shown.
- leaf 250a6c75583e697c71cfc9f67930e02924851a250ba3a5e7a1cc523eae4b9fa0
- 01 L 25026ace2e532dc925e6ab1584d656928ecb1612d5e60b210242dc6d88c4d3c3
- 02 R 344d5b35174bc312df90188423bfded1a93895ccca5564d6c77d82f68c609b26
- 03 L b3cba3902f58a8e747cc110c51e38556054e92ca72d067f5d1efcdba58112f6b
- 04 L 35255926f42b5dcfebe25a292fcd899f6083198970d6bd553c45e97505034306
- 05 L db25c814fd66b006962c31dc708999f9689146348298173ac6f363c92db096f8
- 06 R 578ddd5db359cee9bd4c00c7f79ea217b3467011bd5803847cdefccf8876fc09
- 07 R ce59f2aa7927f69a208ce615816fb1e78f44e7fb44a715aeecb34e5739d15d0e
- 08 R f831ea1159c0901f1b58ad5c54ba7e1de2904c614d9df7d18f502c698a3b5c1b
- root 1e7bef4f1ec41f756fb3e04cdff0efb195938f7570401d45dd8a60491309368c