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 TUBURAN, CEBU Award a ₱2.6M contract to JIAN ARMEL RICHARD CHRISTERSON (JARC) CONSTRUCTION AND MARINE SERVICES CORPORATIONMunicipalities
Transaction hash:
526451f6d3833e8323d4f0ef26c70d1f119bfc357fd8c92eb8f29e7a6ac6c54e
Status:
Included and unchanged
Block:
#3,123 2,890 blocks after it
Position in block:
Transaction 37 of 146
Award day:
Jul 4, 2017 (9 yrs 4 mo ago)
Value:
₱2,589,054.46
Project:
Evacuation Center at Barangay Jagbuaya
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 TUBURAN, CEBU awarded it to JIAN ARMEL RICHARD CHRISTERSON (JARC) CONSTRUCTION AND MARINE SERVICES CORPORATION 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 Tuburan 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 526451f6d3…c6c54enow …
- 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 526451f6d3833e8323d4f0ef26c70d1f119bfc357fd8c92eb8f29e7a6ac6c54e
- 01 L 4b5192ced6c6342c85962cf55a70364fc47021b696118952248648c87fb4852f
- 02 R 7f54ca395b8f2e6068f02216783a98ea17223e30a2fd5fa986ec1076902cc3ea
- 03 L 9f875b21b90a106f90d0b89fed227c4a0315af0cd7fb36655c2593f6e9a67874
- 04 R 8a1b7033ef7c6f05c2b3bee08b12e5a7a2284b2ee40e1337edd8a5ff5bf0a485
- 05 R 0fa53878014dc0fd7a440a2573f7bd52b09f6c02f978104f69899b1f31579e88
- 06 L 622d07f08c10d87be2a726ac9464d63e5ce610382186f9dab2e6500e6349322b
- 07 R 31e2fc75044e7b73073fdc9345aac7eb20d370ea67c38335b1b74d2141444f92
- 08 R 19b7241e1b0ad02391864c580fce9024aeb7e305b72eb38570eb177ff077de13
- root e58a52d34818513e4c7e96e88eed5565cc33583edd6a3a6e36f1492182c9d7d5