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 SAN JUAN, LA UNION Award a ₱1.5M contract to E. E. MADAYAG CONSTRUCTIONMunicipalities
Transaction hash:
1b747140eb35e8a1669bcbefc4a6f1d8aba46384462372d606b8c1f4787a0548
Status:
Included and unchanged
Block:
#5,721 292 blocks after it
Position in block:
Transaction 6 of 57
Award day:
Dec 24, 2024 (1 yr 10 mo ago)
Value:
₱1,496,215.00
Project:
Building
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 #5,721 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 SAN JUAN, LA UNION awarded it to E. E. MADAYAG CONSTRUCTION on 2024-12-24.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 San Juan 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 1b747140eb…7a0548now …
- 2. Block Merkle root changedstored db0040393e…c616afnow …
- 3. Block #5721 hash changedstored f0c6b5ecd4…170245now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 56 records. Each step hashes the current value together with the sibling shown.
- leaf 1b747140eb35e8a1669bcbefc4a6f1d8aba46384462372d606b8c1f4787a0548
- 01 R 1bd7cb9c7652282a74dd1604f7bd28ff87abe2f08d5d48111745748c22675ac6
- 02 L 9a288a96915816017b1b203aa86a2d569a288bfaebfdd46563b46616a98d002c
- 03 L d73108e805d29f59ec6b6ca9dd5b94a327f6ec467cc548525939ad211e2382e8
- 04 R f4a5e13b7c68dd09cd3729db0c7cb3019f9be54e46a873067bb8b42e1c2acac6
- 05 R 8af870ba381426b5e9ffb4469ea22e72f40c550447b5a43155a32e0ee0b2b6af
- 06 R 8d79d92c2119ae500c0202c70370d0f05084295e9cfa93f55fd272be186142e9
- root db0040393ec9ac8fdae1606d1afbff379255578ccee6391a2b32a64e82c616af