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 - MARINDUQUE DEO Award a ₱15.9M contract to PERFORMANCE BUILDERS & DEVELOPERS CORPORATIONNational agencies
Transaction hash:
cf7c6f44b4cef6b1effae54decc280f768202ead26964744985def9fca1108a7
Status:
Included and unchanged
Block:
#2,653 3,360 blocks after it
Position in block:
Transaction 114 of 161
Award day:
Feb 1, 2016 (10 yrs 9 mo ago)
Value:
₱15,949,254.03
Project:
15EA0111
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 #2,653 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 2016 MFO-1", 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 - MARINDUQUE DEO awarded it to PERFORMANCE BUILDERS & DEVELOPERS CORPORATION on 2016-02-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 15EA0111: 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 2016-03-08). 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 cf7c6f44b4…1108a7now …
- 2. Block Merkle root changedstored bd140c5ecd…a8d1a6now …
- 3. Block #2653 hash changedstored 50a1d75d9c…4daa61now …
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 160 records. Each step hashes the current value together with the sibling shown.
- leaf cf7c6f44b4cef6b1effae54decc280f768202ead26964744985def9fca1108a7
- 01 R d02edb799005ce99ee797ef9172a821d3b1e92ed31132216f6403b118cf1acf3
- 02 L bb653a3191b1020a55d6f23c17fdca44a88905549d0a03f82fe64a6ba1852f76
- 03 R c3c76bdc1d5c270b840a6533be5ddbd81b6aaccd5dec4881b041e64c43ada359
- 04 R 2b3d701851e79a1c1b3d979c44bd5b93594161a8f5180c82527076fa2e946c06
- 05 L 44e8c0855d569b2f5bd08b194c4cd4ff30936bd428a58a389e502a19fccf244e
- 06 L a6d2121269bd4ee948121ca9e0091fba8d3e909f71818c3281bb91bed96fee77
- 07 L c4a1017cf079ec73ec39bcf3a1228f77d444006cc7f4633758c95091352c5063
- 08 R ef7ed8a13507e878184b7752df01443a82d589266064a3c705ff37d6ee063ad3
- root bd140c5ecddabfb49002333a66af5dce2106c5ff83416918d8777a060da8d1a6