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 NAGUILIAN, LA UNION Award a ₱99.3K contract to E. E. MADAYAG CONSTRUCTIONMunicipalities
Transaction hash:
91c9873e45fb3d2ce0857ec8eb95a79e4f53e70859b992dbe8516f1eb32dc687
Status:
Included and unchanged
Block:
#2,777 3,236 blocks after it
Position in block:
Transaction 94 of 169
Award day:
Jun 28, 2016 (10 yrs 4 mo ago)
Value:
₱99,300.60
Project:
Repair of roofing,Nag. Public Mkt, NLU
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 #2,777 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 NAGUILIAN, LA UNION awarded it to E. E. MADAYAG CONSTRUCTION on 2016-06-28.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 Naguilian 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 91c9873e45…2dc687now …
- 2. Block Merkle root changedstored bbb393402f…332873now …
- 3. Block #2777 hash changedstored 19be86667e…cdb2a5now …
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 168 records. Each step hashes the current value together with the sibling shown.
- leaf 91c9873e45fb3d2ce0857ec8eb95a79e4f53e70859b992dbe8516f1eb32dc687
- 01 R 94c91100f9b1ff8bd26b549a4809a30b6a23da51f8b0f0a67281cfe6aaf9b1e7
- 02 L 71e34de65c8de2609511e5158c5873647aa210d00ea99d7d4c22768be444f4fb
- 03 L e37d00d3aa4d1bbbc06a3680c35f987893793ee2ff8158e3a6807c96d3ad194a
- 04 L 08fa057ae5f052ecf748c5dac8f32433827b26c4c19571ac8eb63d2404e0769c
- 05 L 67ab0c37e0483bda5862b0ce6a2ae898b7ac60a9890a25990f3d7116671025f2
- 06 R adfe10964343ba5490881f5b3d73d8b0d28156953bcf75155cf7679f0fdb8ed1
- 07 L 775bbb766e560b9c5040f04e7d68bf689a5d60a6eb49bdf69074c94da1a22854
- 08 R 0d71983122a16f081329363db4807827548fe3bc0081789c350d877507c25c45
- root bbb393402fed5e9146be290289b7349373c232a023f17de4533389bd78332873