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 - BULACAN 1ST DEO Award a ₱3.8M contract to MEGACONSTRUCT GROUP INC.National agencies
Transaction hash:
4ff09dca56a4a45fcbd83ea0e7b24f92e1c1d8ffd03fab7ff8d34e5f1fc6c994
Status:
Included and unchanged
Block:
#2,829 3,184 blocks after it
Position in block:
Transaction 69 of 216
Award day:
Aug 22, 2016 (10 yrs 2 mo ago)
Value:
₱3,780,786.85
Project:
Package V-DA-2016
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 #2,829 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 "Outside Infra - GAA 2016 DA Farm-to-Market Roads", i.e. the FY2016 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 - BULACAN 1ST DEO awarded it to MEGACONSTRUCT GROUP INC. on 2016-08-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16CC0099: 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 2016-12-15). 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 4ff09dca56…c6c994now …
- 2. Block Merkle root changedstored 42b08f8cf7…2d3aaenow …
- 3. Block #2829 hash changedstored 00a4bbc58a…4bd30enow …
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 215 records. Each step hashes the current value together with the sibling shown.
- leaf 4ff09dca56a4a45fcbd83ea0e7b24f92e1c1d8ffd03fab7ff8d34e5f1fc6c994
- 01 L 4e8bd6a2760b403da9e88de10e05540c49d9c40d03e5868157b879e606cb53e4
- 02 R f6d8117d06cd3ac90482569a9733f170f40d6aae62681f2ddbe54e56a12d5771
- 03 L 03209fb44badf62d4f0ebeaab5960eb96c852db42bd1b5441fa998b01138e665
- 04 R d5229fcca87edadea0f48282a9e0d5bd73ecd3523c16b44324dc06d27c993b30
- 05 R ca8198d3c8cc08e29c5319345d3517fefdb4b749345e38468c80f90d6e4c105a
- 06 R ae1df831c3cf2e2211d9a06b589059e1c0ed2f56be29f7831c00b1b5c01c6e71
- 07 L a1f38f3ac1b21ccc7d09ffc5906d16815b30dc9698bbfaf93f2e8bfdf9f3b327
- 08 R 9e059d1fd9aac2dbab514fade211db665d31764d9d31bf244baf52ceea66ddc3
- root 42b08f8cf72aed33bc15b75bb37f5e5f9f3a7b020e73fffba799e48ff32d3aae