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 TUGUEGARAO, CAGAYAN Award a ₱4.5M contract to DEKM CONSTRUCTIONCities
Transaction hash:
e6779fa486b838022bc2b263cd7b4820d6cdc33e0e16f0761cc886b9fce35243
Status:
Included and unchanged
Block:
#3,302 2,711 blocks after it
Position in block:
Transaction 61 of 71
Award day:
Jan 11, 2018 (8 yrs 10 mo ago)
Value:
₱4,473,197.72
Project:
Land Improvement
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 #3,302 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 TUGUEGARAO, CAGAYAN awarded it to DEKM CONSTRUCTION on 2018-01-11.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 Tuguegarao City 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 e6779fa486…e35243now …
- 2. Block Merkle root changedstored 9620463208…ae6a21now …
- 3. Block #3302 hash changedstored 15a5373b2d…359395now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 70 records. Each step hashes the current value together with the sibling shown.
- leaf e6779fa486b838022bc2b263cd7b4820d6cdc33e0e16f0761cc886b9fce35243
- 01 L dd8df9d0395d57529b0f9c83db8e9fdd8e405251b7aa6271493848063bd0203f
- 02 R 5adbb14b6ffe72b6fe16e92e33c78f71743d62cf2aff262374f3fdf15234de29
- 03 L 76b0081892aa646d100b4dd8d88e1db723f8d2bd1e26a052b2133a4f487bbcdd
- 04 L e0dfe38c43f65a8d2d20109b16956ef85c4d27875e01f4ece408dd246c30f1ee
- 05 L 2790300b82306e27e270b7cf3069fc64ce68802fc00bb2dd7c139ca75f26ec96
- 06 L 67bcaf1ea900a6a659948b98a98fd5ac1714d0641e3fa6dda250ee6c63dac5aa
- 07 R 45484b9bd7053079658a8fdc750f9fc8282f231ef367cdf9b9e04358d0ee184d
- root 9620463208ad2d2dce0981ce93aecce13f787aa019efab5da78d342498ae6a21