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 ₱442.0K contract to CZMAC CONSTRUCTION SERVICESCities
Transaction hash:
2fbc1a4809920c9daec6fbd8c0207498ef074154cd80eadb201217f3ca6e6bac
Status:
Included and unchanged
Block:
#5,351 662 blocks after it
Position in block:
Transaction 41 of 280
Award day:
Dec 7, 2023 (2 yrs 11 mo ago)
Value:
₱442,000.00
Project:
Construction of Mezzanine
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 #5,351 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 CZMAC CONSTRUCTION SERVICES on 2023-12-07.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 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 2fbc1a4809…6e6bacnow …
- 2. Block Merkle root changedstored a1fb96959d…5f111anow …
- 3. Block #5351 hash changedstored cb159f077f…ab8888now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 279 records. Each step hashes the current value together with the sibling shown.
- leaf 2fbc1a4809920c9daec6fbd8c0207498ef074154cd80eadb201217f3ca6e6bac
- 01 L 2f6316ad900583827f0e58e30bb2f29d1d50c37f2801d2deca27269c2749843f
- 02 R 6fecc9087103379ac431429b249b477af3e4dd839fc6763fa9831999b8504a63
- 03 R 23d0d04ba4921b3ef38a9dce41b7e0ffb88e630b9de93ada554f1012d6499fd4
- 04 L 6179d40dc89fd511479a7a65f9f0c1e97d53a72a37d325009a6fe6c193dbcc73
- 05 R 53d24871ca4331b1b1c0ee9a8ff814341782c8c4cb2d84af306292ffa530d851
- 06 L 1f867fdf8e728e36d802f3f82ce62c44e002e6a041496dc35db4f569e819e100
- 07 R 8fb320455a21274a4e21b960c97aacf9f7c67be1c199f03bf1a79b6b1dedb8a1
- 08 R 5f8269dc30659938524f3b6fe674bdfe5cc6bd234ad26b25fb483cfc6accc18b
- 09 R 926f7c8c5fdcae3cb0cebd0e77620fe8f57f94d0ffa4c9213e1e921843c5583a
- root a1fb96959d86a54f24856bbb02708597006e90c1e61b23b4c6615a17405f111a