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 - DAVAO DEL SUR 1ST Award a ₱2.6M contract to PRINDI CONSTRUCTIONNational agencies
Transaction hash:
28f8e09edbf18e4903fac90f6cb2f636f49ec5a2861a18d97376be8185a23c1d
Status:
Included and unchanged
Block:
#3,272 2,741 blocks after it
Position in block:
Transaction 75 of 529
Award day:
Dec 12, 2017 (8 yrs 11 mo ago)
Value:
₱2,642,032.89
Project:
17LD0133 - NOA, NTP & Contract
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 #3,272 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 2017 DepEd BEFF", i.e. the FY2017 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 - DAVAO DEL SUR 1ST awarded it to PRINDI CONSTRUCTION on 2017-12-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17LD0133: 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 2018-03-14). 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 28f8e09edb…a23c1dnow …
- 2. Block Merkle root changedstored 61228beec1…183334now …
- 3. Block #3272 hash changedstored f8d367fe83…8d85f0now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 528 records. Each step hashes the current value together with the sibling shown.
- leaf 28f8e09edbf18e4903fac90f6cb2f636f49ec5a2861a18d97376be8185a23c1d
- 01 L 28ce07646ddc2a5b365756efa32d6ae2a4360ee89628c13a6ec4b98dc535aedc
- 02 L bb12ed0be2e9b13466a549edb6625178543198ae5de6a471b9510ea39171af00
- 03 R 7b9118a8834cd493894628d716c2f0900582a1d135d807c9a43e40309d80af6d
- 04 L fa8fe7744919dd9c8edd2d9ea2dccb0b043176655db0cd76c0d0925715af8926
- 05 R ee2c9ba73049daba5085cb6e05c484bc823e4a7a87bc01a9cf7b811e2ddc0d61
- 06 R 7137866121e125864ef3203dd77829b837a5d8763e21f6a62f3d78bd6fddc0bd
- 07 L 55125399058aa6e2ce554158f1b45cdf72bb9b81aabb44d6279332aaa559cb6b
- 08 R 501aaa84d15334a23887b08739e76c1421b180e5dd9bb2eb0d2ce015510a79c1
- 09 R 7052e24b1e9bda3046fbdab65828a53a05743e09b447efd8e8773107798e75e0
- 10 R 457eb9e271f13aa2b68b7d263208efde0e88898de0c770c7520ba278387e82db
- root 61228beec18e1c03b0d79d6f763950f6cbd14297c61e8548f0d3c58b49183334