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 - BATANGAS IV DEO Award a ₱60.1M contract to MARCBILT CONSTRUCTION INC.National agencies
Transaction hash:
ac42309487473efb00fcb5772bd1438ab89f1806cee8a3a20631bbe8866b76f3
Status:
Included and unchanged
Block:
#3,419 2,594 blocks after it
Position in block:
Transaction 194 of 271
Award day:
May 15, 2018 (8 yrs 6 mo ago)
Value:
₱60,078,892.75
Project:
18DD0232
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 #3,419 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 OO-1", 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 - BATANGAS IV DEO awarded it to MARCBILT CONSTRUCTION INC. on 2018-05-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18DD0232: 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 2018-10-10). 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 ac42309487…6b76f3now …
- 2. Block Merkle root changedstored 0a22207e63…6c764enow …
- 3. Block #3419 hash changedstored 9b7c16c375…9c606fnow …
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 270 records. Each step hashes the current value together with the sibling shown.
- leaf ac42309487473efb00fcb5772bd1438ab89f1806cee8a3a20631bbe8866b76f3
- 01 R ad8a8fceff5921613b93ac257d531851afef568c19fe6c6fdc60e0e9a8751684
- 02 L 1850c6ca76357725db1eddd952f36aa91d93c830c1ba1f13a6f0fd58e86102ec
- 03 R 143ecd7e79d7e12a2590880c258bd293c040b665cf3e8625891590918f486c22
- 04 R 9156699bce909df5715ddd0c026ef03088097e05579e8d6848c3ecc2e01e8fcf
- 05 R c0f8b93ed75f4e914855a28820d7b1cf3128276e0cf5e5554f817490df3c00ff
- 06 R 6c343d42dd862fe61a2c6f8b44260b8c349745a4b240cd5f80c3b96897dc9232
- 07 L 883a965a54e78df5c5fa0b89a2293a2e2fbede5b165a07cb59a24d47bf5a3512
- 08 L 1adb778519588b7bd2b94c16e305337d742e5ed7d27ac230715a31ec00da27b1
- 09 R 42f6e8f4d256de5368b0b3b1001f109f9238a67c082bd2f9afb0688594a1a376
- root 0a22207e633f306a7e1868730e634445e37a2a57424f200f70238513f16c764e