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 NAGA, CEBU Award a ₱1.2M contract to A.T. MACROHON CONSTRUCTION COMPANYCities
Transaction hash:
ea976ee2e66f564b750ba694807304f01da5bc78c7cd558bc5ca4c8540c5e6df
Status:
Included and unchanged
Block:
#4,439 1,574 blocks after it
Position in block:
Transaction 239 of 263
Award day:
May 3, 2021 (5 yrs 6 mo ago)
From:
Value:
₱1,204,347.86
Project:
Supply of Labor, Materials and Equipment
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 #4,439 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 NAGA, CEBU awarded it to A.T. MACROHON CONSTRUCTION COMPANY on 2021-05-03.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 Naga 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 ea976ee2e6…c5e6dfnow …
- 2. Block Merkle root changedstored de592bac29…e8e3cfnow …
- 3. Block #4439 hash changedstored c193a7310a…1184adnow …
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 262 records. Each step hashes the current value together with the sibling shown.
- leaf ea976ee2e66f564b750ba694807304f01da5bc78c7cd558bc5ca4c8540c5e6df
- 01 L ea8f325b9b4f68d16f3b41bf2a2edb85dc50d6c9d969ef1992307822b4c535ac
- 02 L d12bc233f42bc4ecc07fffac2b3ac549cf830e630bdde3ccdede1a4a4b2ff71a
- 03 L 901f300d8b7e2c0e9e26817130df1635fa0eda886f5a5dd425c1dd2eba8406ed
- 04 L 6c1d53ef004747049b7ff93e99cea52e18964f6aef2ac0c674a83ef09da05a0d
- 05 R 5e45c9c32e5b4da830732f46b5d56478a1d986387064c04262504e625736982a
- 06 L 7aeb6e0df85ad61dfc9dedab5ce061aea636e0b0404348fb686ae6a3040dbf39
- 07 L 8bd831a92c59b366ce9772831f93e2b0c40b1d794fe0b75cf41235412db33d27
- 08 L 5d164667a4a0cf29c87390a8a28eb3ea24753b5378eb4bd6f431801ba545dfad
- 09 R e9d5250028e239635cba3e15136ea51401e6811ed1e08330d5cd499fbf4fe26c
- root de592bac291360ee067c4b7fd81f33ecfa84734c0194345ae17029a6d9e8e3cf