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 ₱6.0M contract to STAR WILLIAM CONSTRUCTIONNational agencies
Transaction hash:
7dd7a9ea3cbe5b4daf548da0f6bab959db30a7a742288f210e9dbcb1e9c2ba96
Status:
Included and unchanged
Block:
#2,946 3,067 blocks after it
Position in block:
Transaction 218 of 411
Award day:
Dec 27, 2016 (9 yrs 10 mo ago)
Value:
₱5,981,235.86
Project:
Romeo Acuna Santos MHS Bulakan, Bulacan
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 #2,946 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 DepED BEFF", 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 STAR WILLIAM CONSTRUCTION on 2016-12-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16CC0145: 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 2018-06-06). 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 7dd7a9ea3c…c2ba96now …
- 2. Block Merkle root changedstored ab24c2f5d3…ccebdenow …
- 3. Block #2946 hash changedstored 3a224c31c8…2d05danow …
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 410 records. Each step hashes the current value together with the sibling shown.
- leaf 7dd7a9ea3cbe5b4daf548da0f6bab959db30a7a742288f210e9dbcb1e9c2ba96
- 01 R 80838af7e2292f62a7ebabf11062ac208e55850c5def7347acb7035f79870dfb
- 02 L f3ee39799b0b3762380769ad6d142784576466f7d071da42f2e60ef6d09ee948
- 03 R acbc54918561bfd26fab2c37d7ebd0c6ca9bdb43a34aac2d28a307cae8cf878e
- 04 L a9c1862b002e35c1bae36c0b26d6c5650b5b12e1ac70a452066a4863989262a6
- 05 L e2c613f6ac67354e6edbf3b462431dc58a142521d29d44d33d6328a1502c335f
- 06 R 53a5bf65056db11755918f9724a2243b713523d41a81000fa7f515248537238c
- 07 L df5854242376c02082dc04723d0aff85b0a5cd2811aa278197a42ae065c95a80
- 08 L ac1a1fcef597d2df258148114cdf7524aa894703bab0a59e67a7645abe030d03
- 09 R 1bfa31c95f8d270b1410a18d617e3487ccb2f15899f43a1f38f8d64ef3c34fba
- root ab24c2f5d36efb5235a65b34dc8ec1db59e6add29df5cd162621d3c8e6ccebde