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
CITY OF TAYABAS, QUEZON Award a ₱3.9M contract to SKYSPY BUILDERSCities
Transaction hash:
bf28aa9469dc8fb2bf9cf27df4b143ebacffb10b47248b818c7c4e28312d4c4a
Status:
Included and unchanged
Block:
#5,687 326 blocks after it
Position in block:
Transaction 177 of 235
Award day:
Nov 20, 2024 (1 yr 11 mo ago)
Value:
₱3,897,415.74
Project:
Construction Projects
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 #5,687 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)The award does not say which budget line pays for it.Not published
- 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)CITY OF TAYABAS, QUEZON awarded it to SKYSPY BUILDERS on 2024-11-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of City of Tayabas gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 bf28aa9469…2d4c4anow …
- 2. Block Merkle root changedstored 12b7d15d95…fd6a9dnow …
- 3. Block #5687 hash changedstored f9847d58ba…448829now …
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 234 records. Each step hashes the current value together with the sibling shown.
- leaf bf28aa9469dc8fb2bf9cf27df4b143ebacffb10b47248b818c7c4e28312d4c4a
- 01 L bd8c93ed5edf040cff47ebf3c88188968cdd37d8d3539e98a1de6d4b220e2fd6
- 02 R 772091467862a7dd5134cd9b001bd9aec900230f6ee9f22e2b5858a48bf09691
- 03 R 79712c071092022e458834bbcfd5ce130d86d0e819ea1069ce45dd70f5e9a3f2
- 04 R 4871e5c757f6ae7b7e1593e7a897ba21a03c602a711e9b6f3bd3c8b4ef83955f
- 05 L 5723af93edf28bbdbc7dec74f451039dbfa874843cf5c155d96f435b5391a304
- 06 L 3c1e095b0f26f98c3a0bd8c607250751b877a16414db7b5bbcb770f2d2ef85f2
- 07 R f20fa8cf6891c26f862fbc3f563f853e9af808ef03c8ee9a372e14b1c9d6f016
- 08 L a94ecdd9c2d9c3714e14ebaf3bb31ae4ac27e7f652f7967edfa656e1bed23ae1
- root 12b7d15d95cf2edfa4ac141822f2c06d44a9eb9c1f16422f2de1967092fd6a9d