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 METRO MANILA Award a ₱3.8M contract to M.C. LAYGO BUILDERSNational agencies
Transaction hash:
ea6276a8a5362ec4fa71344f212213ccc2c28215d6bd8247564f27a0e5892db1
Status:
Included and unchanged
Block:
#3,839 2,174 blocks after it
Position in block:
Transaction 319 of 343
Award day:
Aug 5, 2019 (7 yrs 3 mo ago)
Value:
₱3,791,138.85
Project:
19OH0051
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 #3,839 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 2019 LP", i.e. the FY2019 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 METRO MANILA awarded it to M.C. LAYGO BUILDERS on 2019-08-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19OH0051: 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 2020-02-29). 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 ea6276a8a5…892db1now …
- 2. Block Merkle root changedstored 5516cc23e5…629e89now …
- 3. Block #3839 hash changedstored b9826a72dc…e0f525now …
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 342 records. Each step hashes the current value together with the sibling shown.
- leaf ea6276a8a5362ec4fa71344f212213ccc2c28215d6bd8247564f27a0e5892db1
- 01 L e9bc34c53fc782aebd6882875b4792cb815c7003e91217c3220a4839936439bf
- 02 L 21ef745dba9f2edf023656a5f6344557961a619d21b7487747cc05be5f6621f8
- 03 L e5fc563f95e9f328ec72c2ef0ebec8838952fda0c8a0c618b8f11d5960437d68
- 04 L bdaa7fcec5b485aae4da78213f43efec075dad74b07f3fbfc8a8a252875a5405
- 05 L e4da267815131a703fe30c7c408054a440405df935140097b9f71628259138e1
- 06 L efee532c3855a967227c4f44fb69f258c9f668fe5619a273a97053b3547aef0b
- 07 R f7ac22d12f7cb5f09cc8644cd2f337714aa1ba4839e5261c90466c3ac87b4e8f
- 08 R 8a39e2e5fe105ad0c493af632739dc17f6194f04cfa0445e89d80d6583cf37d1
- 09 L c95c9a07f259a6ddb5bb8ac7d1534f0c45743fa595f4fddac1490555eccf8778
- root 5516cc23e53b8978fe994b2fe9765338b643bcb997e6b07c64bad725f3629e89