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 ₱2.2M contract to 3G & A CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
a6fbb44a2f573fcbfcd0775bb3a5736fa10944c0da0f05c11bcb8912dea095c0
Status:
Included and unchanged
Block:
#1,696 4,317 blocks after it
Position in block:
Transaction 144 of 193
Award day:
Mar 6, 2013 (13 yrs 8 mo ago)
Value:
₱2,151,656.87
Project:
Construction of MPB, Salindeg, Vigan City
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 #1,696 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 3G & A CONSTRUCTION AND SUPPLY on 2013-03-06.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 a6fbb44a2f…a095c0now …
- 2. Block Merkle root changedstored 00ab3bd3ab…90c9danow …
- 3. Block #1696 hash changedstored 9b86e31376…dec1f2now …
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 192 records. Each step hashes the current value together with the sibling shown.
- leaf a6fbb44a2f573fcbfcd0775bb3a5736fa10944c0da0f05c11bcb8912dea095c0
- 01 R a89f9c3ff901ffedeab4fd0b524d3e7cd8d8ea18c049ab57d5d3a0407a92872d
- 02 R 54a2d45256dc37782692ca9a4f5e162b7713c88d23c153d2c4d3445a3db0a08b
- 03 R 59001588d504b9318f5341e3ef27ab22f42e6a6bcf53d823410cb64d85e1b658
- 04 R 4107a42aee9d8845117f83d2b7148c613bcb99ab5e3e22f4353d3add47957ee4
- 05 L ec8b4088a7e96d8f8c0d0cfd78da620dfbd20337725628feb56334bd9a79e454
- 06 R 8981ee2ba2c4f712dbefb9a2090c0e9920636454402d215d376db1171f8b0871
- 07 R 6a1513ff51013b84c8404d313be06f194b3777db200888208360b8a4767be82f
- 08 L 69cc2314512bb30fc73a534ab021622213acf43a90f9def80a9464cd2a977376
- root 00ab3bd3abf5ee63321c7e6751475b448efdfe1aed8251eb4eafe4108a90c9da