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 1ST DEO Award a ₱56.0M contract to CENTERWAYS CONSTRUCTION AND DEVELOPMENT INC.National agencies
Transaction hash:
d3a014b3aa2b5d6084542c8eb5e3cea4b871160e59d587bbb1d274465a92e6e2
Status:
Included and unchanged
Block:
#3,801 2,212 blocks after it
Position in block:
Transaction 662 of 795
Award day:
Jun 26, 2019 (7 yrs 4 mo ago)
Value:
₱56,012,212.60
Project:
19FK0033
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 #3,801 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-2", 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 - SORSOGON 1ST DEO awarded it to CENTERWAYS CONSTRUCTION AND DEVELOPMENT INC. on 2019-06-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19FK0033: 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 2020-05-21). 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 d3a014b3aa…92e6e2now …
- 2. Block Merkle root changedstored 257c36e0d5…2b90bfnow …
- 3. Block #3801 hash changedstored 582aead2af…29e3eanow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 794 records. Each step hashes the current value together with the sibling shown.
- leaf d3a014b3aa2b5d6084542c8eb5e3cea4b871160e59d587bbb1d274465a92e6e2
- 01 R d3ca2282365c3ac79a7e8877fe14e867b7b6eea52cece844a826a48af1198365
- 02 L e5272b4bd6e8de3c4d5d9ad5c62b1c327ecc4b5c6725382e9f20fa1308484438
- 03 L 2ba7a02a8321669e948dbb0f2fa92bb84211b687ea6df0f2821f768ec6596e75
- 04 R 6199b99cca0c20b78d6c0e069c0c8b77290ded8fbe008cd5fedd0848ec6a091b
- 05 L 2d4fc3c8934a35d749c27e5c4da161f9f09b84a9cd240ca782ece7fc73d42d65
- 06 R e11b0dd231847762865ed9439c87017fa01a6591039d39b100d83461fc985bc0
- 07 R 2ebee5a2e4696d4917125088e0901725aa8693dbd52ccc0b85f243cc519eb139
- 08 L 367f776616cf7cc8d2d055997df7246499df5be70e6c30808d226e9704928872
- 09 R aaa65d38cfdbd8407069f3fad65e27125cf41227cb20989b5492501066636e45
- 10 L 94b17d4a2f48141025301925f9d9d889b9da003d6c7e87520aa550e8dbf36e95
- root 257c36e0d56b9fb7e7e65e9873560b7bc46524ca70f0dade74bc13350c2b90bf