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 ₱698.8K contract to E. E. MADAYAG CONSTRUCTIONMunicipalities
Transaction hash:
4b5192ced6c6342c85962cf55a70364fc47021b696118952248648c87fb4852f
Status:
Included and unchanged
Block:
#3,123 2,890 blocks after it
Position in block:
Transaction 36 of 146
Award day:
Jul 4, 2017 (9 yrs 4 mo ago)
Value:
₱698,750.00
Project:
Improvement of Santiago, Multi-purpose Post Harve
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 #3,123 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 2017-07-04.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 4b5192ced6…b4852fnow …
- 2. Block Merkle root changedstored e58a52d348…c9d7d5now …
- 3. Block #3123 hash changedstored 59afd4a755…a51940now …
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 145 records. Each step hashes the current value together with the sibling shown.
- leaf 4b5192ced6c6342c85962cf55a70364fc47021b696118952248648c87fb4852f
- 01 R 526451f6d3833e8323d4f0ef26c70d1f119bfc357fd8c92eb8f29e7a6ac6c54e
- 02 R 7f54ca395b8f2e6068f02216783a98ea17223e30a2fd5fa986ec1076902cc3ea
- 03 L 9f875b21b90a106f90d0b89fed227c4a0315af0cd7fb36655c2593f6e9a67874
- 04 R 8a1b7033ef7c6f05c2b3bee08b12e5a7a2284b2ee40e1337edd8a5ff5bf0a485
- 05 R 0fa53878014dc0fd7a440a2573f7bd52b09f6c02f978104f69899b1f31579e88
- 06 L 622d07f08c10d87be2a726ac9464d63e5ce610382186f9dab2e6500e6349322b
- 07 R 31e2fc75044e7b73073fdc9345aac7eb20d370ea67c38335b1b74d2141444f92
- 08 R 19b7241e1b0ad02391864c580fce9024aeb7e305b72eb38570eb177ff077de13
- root e58a52d34818513e4c7e96e88eed5565cc33583edd6a3a6e36f1492182c9d7d5