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 - CEBU 4TH DEO Award a ₱4.3M contract to SQUARE ONE BUILDERSNational agencies
Transaction hash:
e2992e3e7d4cd0d47f4cebc94f92a9c681ef5aea025186dad3e5fa32a4bee00b
Status:
Included and unchanged
Block:
#3,714 2,299 blocks after it
Position in block:
Transaction 331 of 374
Award day:
Mar 21, 2019 (7 yrs 7 mo ago)
Value:
₱4,278,105.22
Project:
19HG0112
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 #3,714 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 OO-1", 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 - CEBU 4TH DEO awarded it to SQUARE ONE BUILDERS on 2019-03-21.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19HG0112: 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 2019-06-11). 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 e2992e3e7d…bee00bnow …
- 2. Block Merkle root changedstored 3e05428ba1…46e44anow …
- 3. Block #3714 hash changedstored efcf15ceb9…9b1df0now …
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 373 records. Each step hashes the current value together with the sibling shown.
- leaf e2992e3e7d4cd0d47f4cebc94f92a9c681ef5aea025186dad3e5fa32a4bee00b
- 01 L e229b93a224431034fcf16a8a21cea9daf394b67a8ce730fefd966c7b7c61b56
- 02 L 93b6dca7151aade38f69af00a52a871c8e42e02a655055ec5dbbc80b9019c538
- 03 R ea33d41da447e3121b63a6ff09d5f0004ffc76e0538663387602876d57b5fbd4
- 04 L fb17fa5030b82ab60baed7daf4ad2ba3f25b0fb7ede96fc9296df113040b265c
- 05 R 0c36e3d67f41823834c8a1b988ca715078dcc65c9c349d3c287e1ec7869e0e7c
- 06 R 944a3c661cd696a6df8f3fed354bc07ec4da28e708f483d7069d17add6c706fe
- 07 L 6c52d6efbbe2e52d8b8de81a3a8da20bdf6b877d2d6c356e15c3f97f144e9cd4
- 08 R bcda923fefc590969324a48894a08ce50292fb6d833676cd880e35ae9526433d
- 09 L fa7a6d01bfd267d626a4f0eb76633382c236731cc6d27300e1b62e5ab751d69d
- root 3e05428ba106a6d875eaceefbb1ee324ef5dee994163b87fac7d82ac3d46e44a