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 ₱4.7M contract to CAANA CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
e18ed0c6bcf426331d66d306bb055b5f6314d65ad662bdab55c5591f15900602
Status:
Included and unchanged
Block:
#3,342 2,671 blocks after it
Position in block:
Transaction 400 of 453
Award day:
Feb 23, 2018 (8 yrs 8 mo ago)
Value:
₱4,703,626.44
Project:
18OH0056
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 #3,342 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 2018 LP", i.e. the FY2018 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 CAANA CONSTRUCTION CORPORATION on 2018-02-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18OH0056: 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 2019-05-22). 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 e18ed0c6bc…900602now …
- 2. Block Merkle root changedstored 718afafae9…ef195fnow …
- 3. Block #3342 hash changedstored 043ae7ee1d…50a068now …
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 452 records. Each step hashes the current value together with the sibling shown.
- leaf e18ed0c6bcf426331d66d306bb055b5f6314d65ad662bdab55c5591f15900602
- 01 R e1961e432e248659ea876c5ed7028bfb9371433e3091e7a0932ccc4909782da3
- 02 R fccaa9e12d95c2877c3ff0493ce33737cadbe3bd25e843e953f0efb8f55765f2
- 03 R 70830bb8e59ca8fe11b3eda99e8b61fc6434ce804d572d13fcaf5b0cd58c0dc3
- 04 R 1a0e04cd153464a60e045cb82fff6758fccf39d1d24194da58e1e2b89bb200c5
- 05 L 6f648cdf3c5d1eaafab69cff84e2fcd9c0cd600a0dfea8465535da0a2f0562c2
- 06 R 1caabd6ff7d2d1eb39c0e7663e4dfb7830dea9a922e6ed40224440c98f391398
- 07 R 995aff23363a566ca2e43c78340d8e502beafeda8440d1688ca8e6dc594f3a61
- 08 L ff2c850285ebbd841444ca188dc89442da31fd8e68ccc00b2342316268950d5c
- 09 L 112a0fa17bdb5b0ca3cc6da05fce1497419c7d27966158a02552324f6aa5faca
- root 718afafae925f66d41253200dc8aab1e616abe24de374269c48458e6baef195f