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
MUNICIPALITY OF CERVANTES, ILOCOS SUR Award a ₱998.9K contract to JYP GENERAL CONSTRUCTIONMunicipalities
Transaction hash:
da8ade6028f0983cc8ae263bdcb4ded1b1b6b54207ece37b16b1ce32e74bfded
Status:
Included and unchanged
Block:
#2,895 3,118 blocks after it
Position in block:
Transaction 8 of 10
Award day:
Oct 31, 2016 (10 yrs ago)
Value:
₱998,936.42
Project:
Concreting of Lamagan FMR
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 #2,895 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)MUNICIPALITY OF CERVANTES, ILOCOS SUR awarded it to JYP GENERAL CONSTRUCTION on 2016-10-31.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 Cervantes 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 da8ade6028…4bfdednow …
- 2. Block Merkle root changedstored b51a71ab65…9c4a66now …
- 3. Block #2895 hash changedstored f7d35ded45…b1e51dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 9 records. Each step hashes the current value together with the sibling shown.
- leaf da8ade6028f0983cc8ae263bdcb4ded1b1b6b54207ece37b16b1ce32e74bfded
- 01 R efe986866e7aaaa7bb987abf024676af3b089acf6a7abb7876dadbd9180720c3
- 02 R a0fddc837bbbfd06622b514497b3d9ccd79102514ae62add84efe2c96627bd76
- 03 R 6f9e70858761a47cc1082aab08bea940c0e961b5248cb45f09b8282c35e7fd1c
- 04 L 23f0f9f5bc46adefc94b062f3124ae46068a1a20f826877dc2aa1afd47c61549
- root b51a71ab65d68d9725d76688d44a480865840b7dd58b972527228f6d099c4a66