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 LAOAG, ILOCOS NORTE Award a ₱298.5K contract to NORTHLANDER CONSTRUCTIONCities
Transaction hash:
b3f241fd6eea3ec0b5e9688037567c1aa752ced312b1173915627c76d5098cc9
Status:
Included and unchanged
Block:
#4,189 1,824 blocks after it
Position in block:
Transaction 150 of 216
Award day:
Aug 11, 2020 (6 yrs 3 mo ago)
Value:
₱298,500.00
Project:
Construction of Farm to Market Road
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 #4,189 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 LAOAG, ILOCOS NORTE awarded it to NORTHLANDER CONSTRUCTION on 2020-08-11.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 Laoag 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 b3f241fd6e…098cc9now …
- 2. Block Merkle root changedstored 11e240cd65…8f9620now …
- 3. Block #4189 hash changedstored 040e78ce6e…720e3bnow …
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 215 records. Each step hashes the current value together with the sibling shown.
- leaf b3f241fd6eea3ec0b5e9688037567c1aa752ced312b1173915627c76d5098cc9
- 01 R b66d99220d676d0cc9e1acba5034610a4ae66bee50dc0dc7efd322f3eeb6fd23
- 02 L 3153ee7b83f323ca5e62e91488d212808407ea2836d83a11250c20cb559f3d9f
- 03 L 13aa39f87794c3996a9b8b9b4bb7df3acc27b40735f9fa51176eecf101b07f83
- 04 R 2b79a7d1a2d0bdff8b5dce79c7dde8d957bec7caadf699de1e091be75cb9a8d2
- 05 L 400306e1cf0821dd978331706ae1917e7a663a60771f9b710557997a48024e0d
- 06 R 8baf8852035b81ed8150b1d322b37cb52d6f260d59a0b807013da249ccfeab04
- 07 R facab68671c14ccf34e43c445018cc53271d75dfd9844820bb5ae592f1f260ac
- 08 L 2f90720cc4257942d1118fbbd02a2a1a020d2306a91c05fb5801af286bdc7e56
- root 11e240cd65b3d666f82bdecc74b810c7122c46ebd0055753d3883655b18f9620