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
PROVINCE OF DINAGAT ISLANDS Award a ₱595.4K contract to HEAVY JOHN ENGINEERING CONSULTANCYProvinces
Transaction hash:
bbe93a7c7c0ee20ef7e997fe1f13694ee297839c8d70e1c552aa74c5d02f698a
Status:
Included and unchanged
Block:
#3,557 2,456 blocks after it
Position in block:
Transaction 110 of 157
Award day:
Oct 10, 2018 (8 yrs 1 mo ago)
Value:
₱595,366.00
Project:
INFRA 2018-12(SVP)
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 #3,557 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)PROVINCE OF DINAGAT ISLANDS awarded it to HEAVY JOHN ENGINEERING CONSULTANCY on 2018-10-10.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 Dinagat Islands 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 bbe93a7c7c…2f698anow …
- 2. Block Merkle root changedstored ae47c41732…b62b66now …
- 3. Block #3557 hash changedstored e3b34bef4d…9a6862now …
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 156 records. Each step hashes the current value together with the sibling shown.
- leaf bbe93a7c7c0ee20ef7e997fe1f13694ee297839c8d70e1c552aa74c5d02f698a
- 01 R bc3911305749e61e13548a9146ba86abc9655b52d416f9253fcc4b688c9abe79
- 02 L 4025e92206f0f1cb5295c86f0fd26bd925b51b958a3eaf6bac3bedd2c46d05c4
- 03 L af28f3ec9191eb7b00bbd571bc56602ee195bfe428cd9373e681d898c36e2eed
- 04 L cc4b8fac158cb0e25e370cd49644419c923a3037e1e3c21fb209b221bab9160f
- 05 R 9317df119f5b748e0a9ac17afd374949e1d6615a056d3bb1112809c3017f58d7
- 06 L aadaedc1f9d2d642c777edcd0aa562682174bf55cffa8de05e8878f93561c9e1
- 07 L 7c2a23271a1e6d62d7cf38217e028e0884b9ade7a9ea3a05163bf4ca85d1e527
- 08 R c53fc999221b3006478f89a0a97e088924a2d09ba98f13c80067e81e83c82c43
- root ae47c41732ae3f4e39a4d09f72cb47fb73c6b59dd347bfa41a0c967a02b62b66