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
MUNICIPALITY OF TULUNAN, NORTH COTABATO Award a ₱2.5M contract to LINKUP ELECTRONICS ENGINEERING SERVICESMunicipalities
Transaction hash:
259027c8f0bbba4dcc674d2d4906f03f6f65eb20d9ab0defc45345f8063284f1
Status:
Included and unchanged
Block:
#5,723 290 blocks after it
Position in block:
Transaction 66 of 446
Award day:
Dec 26, 2024 (1 yr 10 mo ago)
Value:
₱2,498,156.63
Project:
INFRA
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 #5,723 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)MUNICIPALITY OF TULUNAN, NORTH COTABATO awarded it to LINKUP ELECTRONICS ENGINEERING SERVICES on 2024-12-26.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 Tulunan 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 259027c8f0…3284f1now …
- 2. Block Merkle root changedstored c03c473608…997121now …
- 3. Block #5723 hash changedstored 15d3338341…f8c371now …
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 445 records. Each step hashes the current value together with the sibling shown.
- leaf 259027c8f0bbba4dcc674d2d4906f03f6f65eb20d9ab0defc45345f8063284f1
- 01 R 263cb8622d5a3d2a3471670aba61f929e2f5ccc0b9525ce6de1658cdd7d18f77
- 02 L bd58dd3cbcaf70d93ac51df0d330929809c79fceb611538b1e0b475ce941b486
- 03 R 5ba2090d341bacc6121801ba8c6f8b950211e8dda1611e2c61c88dd661c3e298
- 04 R 41b5a38cc86227b7e44da0390d8c3c0ec8ffee7eefe9bec8c7e02b5913d8d276
- 05 R 9b9a8ade185e7cd60d5af87d1d150653baf1016cb7499baf759d3efebcd9c795
- 06 R fa72dcedab05316867eff186c593412d1e2b96900942ee5c5dfce69102ad4691
- 07 L d7efd76b341d0875fe91cfc38214f2dea654d661530a83f30f85968f45c91593
- 08 R 64f3c6a26831f7e1c33ad811c74aad3bb9361292e27f68f1083b7f8575883e84
- 09 R 3802463b31f203d0c30c7fe818bad75635d7e0a1e2e59fca1f37736aed67f98f
- root c03c473608d02d8f588841d16f14d6dc9562313ab18fb948ac1d6a7641997121