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 NUEVA VIZCAYA - BAYOMBONG NUEVA VIZCAYA Award a ₱5.5M contract to MARKATHELLA CONSTRUCTIONProvinces
Transaction hash:
b1a1fcd77941dcc8262cc7d7562a58644b784646f439164ad42068eb316bfb14
Status:
Included and unchanged
Block:
#5,755 258 blocks after it
Position in block:
Transaction 183 of 274
Award day:
Jan 28, 2025 (1 yr 9 mo ago)
Value:
₱5,511,835.35
Project:
ITB IMPROVEMENT OF LACTAWAN-TINAGMAK-CANAREM TO P
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 #5,755 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 NUEVA VIZCAYA - BAYOMBONG NUEVA VIZCAYA awarded it to MARKATHELLA CONSTRUCTION on 2025-01-28.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 Nueva Vizcaya 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 b1a1fcd779…6bfb14now …
- 2. Block Merkle root changedstored 0264b7a788…6b9b5anow …
- 3. Block #5755 hash changedstored bf24106b93…f548a7now …
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 273 records. Each step hashes the current value together with the sibling shown.
- leaf b1a1fcd77941dcc8262cc7d7562a58644b784646f439164ad42068eb316bfb14
- 01 L b169e488892227813d19a98741107694d83a92831fe3c9f9e7e3fbfd61c8dcec
- 02 L 625697153138f1dbc30fdaa9485ddca4e2cc12db14bb0a6d5047bbd7f8030352
- 03 L 287dce412bef10b2c6783e2e9380a484519a3322a196515f601b441eb7ef9173
- 04 R 4c581a43fff0924d6a5eed6d52602a99ca85b3f4d2d15f85bec3d181eac895b6
- 05 L 48d4d1b99be245338c00b5d60b3e80e9d479d77d8486557074c8e54c0d5fc746
- 06 L b3c9b353f6050cf185d91e5653a423aa6920c37d3c6e9ed7e7953b7e4310128f
- 07 R 5228b49eb0790689843cb794f6eb7cf56deca7cfb140c5996234f3792a3be685
- 08 L db4d775dacbbd4842e9c46e5244ffe58107be42437c6910abdcf2e4d8db1ca4f
- 09 R b0710ba80c23b7a126fd230243fbb6d502de62d1558fdf512990ffdd31d548b4
- root 0264b7a7889956f35961bfe3376192303268f4e03cf511ef3062ac144c6b9b5a