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 ILOCOS SUR Award a ₱1.5M contract to MBB CONSTRUCTION & SUPPLYProvinces
Transaction hash:
85f048e48ee87a26408505f3f2c15999c35206818da1d7d7c976a9e39f786bd9
Status:
Included and unchanged
Block:
#4,117 1,896 blocks after it
Position in block:
Transaction 85 of 148
Award day:
May 29, 2020 (6 yrs 5 mo ago)
Value:
₱1,497,893.69
Project:
Construction Project
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 #4,117 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 ILOCOS SUR awarded it to MBB CONSTRUCTION & SUPPLY on 2020-05-29.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 Ilocos Sur 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 85f048e48e…786bd9now …
- 2. Block Merkle root changedstored 4f6a5dfc3a…77e23enow …
- 3. Block #4117 hash changedstored c6713ef79a…c3d30cnow …
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 147 records. Each step hashes the current value together with the sibling shown.
- leaf 85f048e48ee87a26408505f3f2c15999c35206818da1d7d7c976a9e39f786bd9
- 01 L 850dfe8cb1f76d930506b4971b7be6b91a2913b454ff1e7c768c4a6119b9f12e
- 02 R 1f3c522972c807fbc2cfb50b32ed4fd50c422446155a69639d6afb717260cb56
- 03 L 01a11a6333c2319cf2a9ceb47a3bbd47b4a11cfbb80670a8fe802f993e3b552e
- 04 R 0b6f325675283794b98c9606fec610d4cee92f4ab95ebf53bbeb03b3a1c8d581
- 05 L f396ec2c58c20e665685205b5eadbd9d2c6b9d7fbebd4e6b57080af51df0a9b9
- 06 R 6f569b723c282e15f2e72a4236f33d18c9e3f65e2ee3a066fb459f7a915bae06
- 07 L 26d55b39a7f901276af75ed523cafcb7dfa8300a857402e38164df9e06d5de9e
- 08 R 5799d4173d64a7f1cf86fe10028647d905c8896449931524283a0c8ac484293f
- root 4f6a5dfc3a36933d055990a2d13840ac1f46c42729570d5756fe07602f77e23e