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 - SORSOGON 2ND DEO Award a ₱23.1M contract to DOUBLE - R CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
3f7d35cdbae7eb38721bbd2854002f216856d230250263e39cc0e41fe7ca933b
Status:
Included and unchanged
Block:
#4,230 1,783 blocks after it
Position in block:
Transaction 74 of 223
Award day:
Sep 23, 2020 (6 yrs 1 mo ago)
Value:
₱23,105,908.13
Project:
20FL0089-Construction of 2STY8CL, Gubat North CS,
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 #4,230 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 "Outside Infra - GAA 2020 DepEd BEFF", i.e. the FY2020 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 - SORSOGON 2ND DEO awarded it to DOUBLE - R CONSTRUCTION & SUPPLY on 2020-09-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20FL0089: 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 2021-07-27). 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 3f7d35cdba…ca933bnow …
- 2. Block Merkle root changedstored 2bf9bcfaa9…f7bd7cnow …
- 3. Block #4230 hash changedstored 98e00828d8…24d0f9now …
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 222 records. Each step hashes the current value together with the sibling shown.
- leaf 3f7d35cdbae7eb38721bbd2854002f216856d230250263e39cc0e41fe7ca933b
- 01 R 434c0e985a60ca91be4d9f91aab2aa344fd03db95ef5d103afc76a3a95f05104
- 02 L 522ac94a23af90830104203656da70ce606df2e7c3ec402827e852a2fcba4b40
- 03 R 05a8686a742255b16b6d1e88c8fc1bbc3591e2c83fe945febbe752dde62411bc
- 04 L 225ce26a0bebda4fe7115d7107ef7429ecfeb60b2e613e615f60368b8c1aa1e8
- 05 R 3ac58310e60d572e944560035c36a9b4651554af9ca8b03081980a7b3a550fa7
- 06 R 9e1db62b2967f7f72b7654f25e34af6c3087811c610f2edd853c2b071593015b
- 07 L 93a5fc15dbf0d5ba0527633f57393e45cccec2eda0f480be67b330ae1830952c
- 08 R 733cd8d02e1db1bde389952a8fdd783744730f5590031765ca8281b9b6d9adcb
- root 2bf9bcfaa960f2a22398e9754f4931ae94282e75a3b3534487d4b7927bf7bd7c