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 SANTIAGO, ILOCOS SUR Award a ₱2.5M contract to E. E. MADAYAG CONSTRUCTIONMunicipalities
Transaction hash:
2f8fdf85cbafe1a8f82a4082ced930a18aec6782bbfb3b41c7b7e5f4ab8fa76f
Status:
Included and unchanged
Block:
#5,094 919 blocks after it
Position in block:
Transaction 116 of 652
Award day:
Mar 15, 2023 (3 yrs 8 mo ago)
Value:
₱2,488,232.62
Project:
CONCRETING OF FARM TO MARKET ROAD AT AL-ALUDIG, SA
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 #5,094 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 SANTIAGO, ILOCOS SUR awarded it to E. E. MADAYAG CONSTRUCTION on 2023-03-15.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 Santiago gave a "not stated" 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 2f8fdf85cb…8fa76fnow …
- 2. Block Merkle root changedstored 266a5bf307…4e6efenow …
- 3. Block #5094 hash changedstored 0b162d390d…605ac6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 651 records. Each step hashes the current value together with the sibling shown.
- leaf 2f8fdf85cbafe1a8f82a4082ced930a18aec6782bbfb3b41c7b7e5f4ab8fa76f
- 01 R 30621005abdf9c68108f0f69dbfcd8f71b48b578cb9359e03d0c7859d14a150d
- 02 R 50bd08b2251546a9c605028c22e652a8649ee4a276f2d4a7af4059b0bd9e4dd8
- 03 L 2ac9ace4f901f26a93692da8242577d8cbac35d59a8b6bab267503c00786ddf9
- 04 R e69772291ffdeedd624e8cf0ce8e771b3489992ee47dd01705822f9fa336ffbb
- 05 L 0549332b7a15059dd02415a6463622275763bc0b217ecff81e22e36dde3a186b
- 06 L 144604e2b771282fea451f96500c57cc8de24b2892f4fa44656ee82456cd2cd9
- 07 L 2389b9a72dbb6a290122b73620e62d7c2177127755bf5d2662e2e3f33c7a5bfe
- 08 R 3af98756bf62d6fa44244efc30e5416c158440ef51b59195ccceed673ae8b2d3
- 09 R c0f9d3bf28a5b84ba197aa7623b995b05b8d23c947c02741720749657ed57a39
- 10 R 39d7feb5377f010cbb2c273938f282c3bb08e09e9cf6218b3029f267f2edcf62
- root 266a5bf307fbbdaca1c49474aebc68cc6605f37789c1d64ff3ffa8ac844e6efe