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 PAGUDPUD, ILOCOS NORTE Award a ₱4.3M contract to MANUEL L. CURAMENG III CONSTRUCTION & ENGINEERING SERVICESMunicipalities
Transaction hash:
dafbbaf40b3fec83d84586b6c4d8bf4738dfa1dd6a35fc31649ad8874d1bbd20
Status:
Included and unchanged
Block:
#2,549 3,464 blocks after it
Position in block:
Transaction 165 of 191
Award day:
Oct 16, 2015 (11 yrs ago)
Value:
₱4,326,817.74
Project:
Construction Project
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 #2,549 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 PAGUDPUD, ILOCOS NORTE awarded it to MANUEL L. CURAMENG III CONSTRUCTION & ENGINEERING SERVICES on 2015-10-16.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 Pagudpud 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 dafbbaf40b…1bbd20now …
- 2. Block Merkle root changedstored 56606d15ff…9c2adenow …
- 3. Block #2549 hash changedstored 592c83659b…b66db6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 190 records. Each step hashes the current value together with the sibling shown.
- leaf dafbbaf40b3fec83d84586b6c4d8bf4738dfa1dd6a35fc31649ad8874d1bbd20
- 01 L dada41dbe36ab4b10e437f8ddf93d26b669798f1c7e94780a3b0ff818efb80ab
- 02 R 6a6a9c961f6b57e29ba3aec06060c75b303cebcfcdea6385a52042ca9888af9e
- 03 L 00bb3ff2cee5c282c8dbb91d979049414ae1a6aeac0876ea1798a8a6ed6e43cb
- 04 R 5d1f5498359fc4dbc0afae5c75a37a8c192c3c8f468b07c6fa30e5ea5a4b2467
- 05 R 9c5a5e575b77f4c0765c1ca57f4969c9a2e45b12b2e5498bd344156c582c5955
- 06 L c0be8caaa0865c7802b659ada2dd62b86f5ec719138d5ef7b137d3c52d5e9509
- 07 R cbffe28c2361af38f193cc091faddd8a3c21573c569e8b32a8328d37580c8642
- 08 L 05f3b9575f36ce9b2d2f2149a5edab8dd0eb1c31c66f3778743811d632aa6114
- root 56606d15ff55e84308a3fc5f8b1b4bfb76071e2aa5c4d5b6133a41d2759c2ade