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 - QUEZON 3RD ED Award a ₱7.5M contract to M.G. SALAZAR CONSTRUCTION CORP.National agencies
Transaction hash:
d42b70cdfb60da09406a0cd4fe1a11c722b1ea81bbc6ad3cb7206bfe0fddc849
Status:
Included and unchanged
Block:
#2,991 3,022 blocks after it
Position in block:
Transaction 196 of 226
Award day:
Feb 14, 2017 (9 yrs 8 mo ago)
Value:
₱7,533,033.38
Project:
Construction and Maintenance of Bridges along Nati
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 #2,991 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)The award does not say which budget line pays for it.Not published
- 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 - QUEZON 3RD ED awarded it to M.G. SALAZAR CONSTRUCTION CORP. on 2017-02-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 d42b70cdfb…ddc849now …
- 2. Block Merkle root changedstored 74f53d85cd…9a19cbnow …
- 3. Block #2991 hash changedstored c5833b1020…c24bdcnow …
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 225 records. Each step hashes the current value together with the sibling shown.
- leaf d42b70cdfb60da09406a0cd4fe1a11c722b1ea81bbc6ad3cb7206bfe0fddc849
- 01 R d7f001b43f598cd53b0fae0d5c4c03e93952c8fcc519bbc7e5251c793e8d96eb
- 02 R 28e274f9e22c2438197bcfc1f1d82dbedea6f6ec6a2d20f6feac319115ab8574
- 03 L 317bf7c0e1fde8bea7aea934e1cd20d3fdbf4519179f3783aea32e0a848899de
- 04 R fbc999bdc983cdc6d8d241fc5c58808657fe3e52efeb7579efb0c638462ecc53
- 05 R a29a2d2d7a4080db8ca4c342a765079a10eec0b5100309966f983bf48a9b88ae
- 06 R 5aaccb5d43b40ec7dd5d1289676667328aadbc605158a6e614a69940a9989126
- 07 L a60374671f925c0b92ef21c881c686647af25ea4b20ff77800fc8b7c13e467b6
- 08 L 64c49e93d5be6028b697af2e32d611852dc4413122cf395fc920a284b937b4c6
- root 74f53d85cd46c32af23b19632e16795e84a4931c42050ff7e462b802169a19cb