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 KANANGA, LEYTE Award a ₱3.0M contract to MELGAZO CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
bc1b8d63e112a21ef7352bb31462b3fd119a8a399c206569d9254efa8a1d6a96
Status:
Included and unchanged
Block:
#5,258 755 blocks after it
Position in block:
Transaction 330 of 465
Award day:
Aug 29, 2023 (3 yrs 2 mo ago)
Value:
₱2,998,178.82
Project:
Road Concreting Malinao Extension
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 #5,258 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 KANANGA, LEYTE awarded it to MELGAZO CONSTRUCTION AND SUPPLY on 2023-08-29.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 Kananga 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 bc1b8d63e1…1d6a96now …
- 2. Block Merkle root changedstored 0575e2d00a…f99a92now …
- 3. Block #5258 hash changedstored fbfdab0fcb…bc37acnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 464 records. Each step hashes the current value together with the sibling shown.
- leaf bc1b8d63e112a21ef7352bb31462b3fd119a8a399c206569d9254efa8a1d6a96
- 01 R bcbb952236fae701189694a7edc5f25df19bdb177baf19259ed702e5642bdba7
- 02 L 6f28f86c2330413ccb93373b482c227962487b6bc547bec8cae5936607287220
- 03 R 82ea99d4bd2aa8f1621b83298f1b549872a3151c03cf11654fe026a2886cef35
- 04 L 507c9aa5d173eaa5f90b26b54bc9bf20e24c613f5b4a97851344188d16b5124f
- 05 R 5159d0362091d000a34e7da4e9fbee1e72083c272e8274bb1a3fcb388a6a556d
- 06 R 15af440f97a2d535482f9f00c53dc18e5cd6a28c637269661c16ba69e8c0b00c
- 07 L b58d8ff3ab06ffcbb0d525a0a714eedced735c799f32f314276ea2e25a4be61b
- 08 R 297001092c86248cd4203d477565f6ffa3f48bb9a0386cdf5ad7ac5bfa2fe2ca
- 09 L d27d305e15d36192fe9cf204dbb50d4f60b535651dcb06f203ba94cee1826e6f
- root 0575e2d00a6beadb1a5b5148259ecb51f0693e1438d4682288eb3bbae2f99a92