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 ILOILO Award a ₱1.5M contract to LAYSON JV & CO., INC.Cities
Transaction hash:
ea71c09b2cdfad65656cf923b18b25aee8c5411d95855219256f636b3a425cb3
Status:
Included and unchanged
Block:
#2,540 3,473 blocks after it
Position in block:
Transaction 188 of 206
Award day:
Oct 7, 2015 (11 yrs 1 mo ago)
From:
Value:
₱1,499,229.60
Project:
Civil Works
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 #2,540 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 ILOILO awarded it to LAYSON JV & CO., INC. on 2015-10-07.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 Iloilo gave a "unmodified" 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 ea71c09b2c…425cb3now …
- 2. Block Merkle root changedstored 109c058743…7cee94now …
- 3. Block #2540 hash changedstored 9e57dbfd05…5de7c7now …
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 205 records. Each step hashes the current value together with the sibling shown.
- leaf ea71c09b2cdfad65656cf923b18b25aee8c5411d95855219256f636b3a425cb3
- 01 R ec8caeebdb3017806e97f7684f5d069527942f1aa2507b6357c24c0db5c756a3
- 02 R 0091769e90bbed43f7785a6532b2ddbba3434edfb2580c680aa0f4d9fb4f3619
- 03 L 2886d016ecc16226421fd11888f20a509b9b560cdcca54e86f3fd1a29bd7f6a9
- 04 L 5d5816e9f5397bdcca324b01705369db6932bf63034d05369698c9272570cf9a
- 05 L 6105086d77bc1eecd41246a6cc27cb344e8d2b34a9d658c6a8b779efe47bc921
- 06 L f786c482c7e23d6315455ef08652fcff2799d88cd4f5612e23ad95a1d6bcfbed
- 07 R 10f4df3f29d92ee8fc34b0d5800666bcc35a19947a66fdffc4496be187fa07a6
- 08 L 29749c581a7f3412f430a19be6aa16a8455615e85841c908085732308ca7c84f
- root 109c0587434ab9c38efd2db8c3ab063f4c365be76070df27200712ebae7cee94