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 CANDON, ILOCOS SUR Award a ₱3.0M contract to MBB CONSTRUCTION & SUPPLYCities
Transaction hash:
8d910e6750682d37318638dc9ff55e110717f36f3fa443d0b0719c6aa698358e
Status:
Included and unchanged
Block:
#5,518 495 blocks after it
Position in block:
Transaction 258 of 435
Award day:
May 30, 2024 (2 yrs 5 mo ago)
Value:
₱2,994,042.96
Project:
PW-2024-04-12
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 #5,518 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 CANDON, ILOCOS SUR awarded it to MBB CONSTRUCTION & SUPPLY on 2024-05-30.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 Candon 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 8d910e6750…98358enow …
- 2. Block Merkle root changedstored c68a51d5aa…ae0f60now …
- 3. Block #5518 hash changedstored 5afe880727…4698cbnow …
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 434 records. Each step hashes the current value together with the sibling shown.
- leaf 8d910e6750682d37318638dc9ff55e110717f36f3fa443d0b0719c6aa698358e
- 01 R 8df949967912615b2affdeed7633dfef3c03cf96a26383874215705935d43846
- 02 L ab8f6d42dd512dcaf076e2c3308b4a20ac0b0960f75ee7904aca59d81aab0755
- 03 R 1c8b5449cba852ba6d6e72977cfb250fbf48809f45c5208722091c14b18e2cff
- 04 R 4fa027f7a0222e6196d387a025c14a339b1dc2f94ee452f3a49fa946fc1ccd38
- 05 R 474654ba17686b51f3bbdbbc1cd17424a48bd352288c4d09c7d1a4b3a3c101a8
- 06 R 9767e3ed9ae6f2a85839b7ae69360f4d7b040ec7c6dc314ec603c0c6952d5ce9
- 07 R 6ee79f83a9ca1d8dcd2b1d2670a42c3cf31bcf818b3f86fa4ac28282901ae040
- 08 R 591b25aefbf500c0e599483c28de84a7b7df23c87bf779fee975eeec1bb7ddca
- 09 L b9eada7f4f16fd19195dec80adda408a512d28455b0239775e3ccfbdf6fc7f7c
- root c68a51d5aa7554822c06ff2e2681acb81fcd1a89a5de29f9dffb2ef55cae0f60