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 - CAGAYAN 2ND DEO Award a ₱9.7M contract to V.S. LAUNGAYAN HARDWARE & CONSTRUCTION SUPPLYNational agencies
Transaction hash:
767fcabfd09a34f540f3219d78c602f81fe23607cb3cf5f0251a41588efe556b
Status:
Included and unchanged
Block:
#4,136 1,877 blocks after it
Position in block:
Transaction 85 of 184
Award day:
Jun 18, 2020 (6 yrs 4 mo ago)
Value:
₱9,656,010.99
Project:
20BC0068 re-adv.-Construction/Improvement of Acces
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 #4,136 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 2020 CSSP", 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 - CAGAYAN 2ND DEO awarded it to V.S. LAUNGAYAN HARDWARE & CONSTRUCTION SUPPLY on 2020-06-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20BC0068: 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 2020-10-18). 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 767fcabfd0…fe556bnow …
- 2. Block Merkle root changedstored 5d5315b7c8…a082f4now …
- 3. Block #4136 hash changedstored 72af85e71d…45aa58now …
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 183 records. Each step hashes the current value together with the sibling shown.
- leaf 767fcabfd09a34f540f3219d78c602f81fe23607cb3cf5f0251a41588efe556b
- 01 L 75de144f13947248f97d300f1eb44a6a1710b9290dfef8684da2afa7ddec15d5
- 02 R cf3ce5103efd04318aeb3e4ce0fadcd270e83db49d080853d91db494753ee6d8
- 03 L e5d819080265ed1e4853e66fe66677464ca603cddca0294e16969b740121b0b2
- 04 R 0ab15a23bcdb37bc68355070b88184686a2a716881630219eab677ea1e4dbb26
- 05 L 7cdadc0c0bde922441799968953dedb98728af4f1c78ad6248b008ca27986b5a
- 06 R 256576494315567569d2f26fb57d06412abda6914ee94dda2a113ff2bb7f8b6a
- 07 L bfcf6b013f018a6a3c65681251c7622721bd04be7d6bad70d4f3e927bd41c27f
- 08 R 015a9bfa2580bda2b72f3ca9985a2797f8746103a25382244278122ca0925019
- root 5d5315b7c88857884cccbb0cbc657e2ab8cb815d6bd8f681b06fbd13b4a082f4