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
CITY OF MALABON Award a ₱1.4M contract to JAC BUILDERS CORPORATIONCities
Transaction hash:
8097c8e06db2f362d8880d9cab2e9ce6f33e295e4a82d3025a7ac80db887878e
Status:
Included and unchanged
Block:
#2,926 3,087 blocks after it
Position in block:
Transaction 95 of 199
Award day:
Dec 6, 2016 (9 yrs 11 mo ago)
From:
Value:
₱1,365,000.00
Project:
CONSTRUCTION PROJECT
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 #2,926 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)CITY OF MALABON awarded it to JAC BUILDERS CORPORATION on 2016-12-06.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 City of Malabon 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 8097c8e06d…87878enow …
- 2. Block Merkle root changedstored d7fdf8ba03…e43edenow …
- 3. Block #2926 hash changedstored 6b15928e20…92769enow …
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 198 records. Each step hashes the current value together with the sibling shown.
- leaf 8097c8e06db2f362d8880d9cab2e9ce6f33e295e4a82d3025a7ac80db887878e
- 01 L 7fdbbb7101df0c7e0b7cbe85aab27599eb0f7fecbb7bfcd04f4d1d6bca99a269
- 02 L d80ffe65ac0ce5f558ae1a5854f48461fc811dafeb71d6f6b1d8a4ff31a2de60
- 03 L 1f4038115a9ac5f3dd670033d1e2c18b561c4d00ffac0b7d7c36b2d7b0abbf1d
- 04 L 22272c4394949db9cde32f26436db38d85ee30a6a0bd6faef8bacdd0deec80ad
- 05 L 66f5eb045c70f062fc55a889459c45726fae109f83132ae18bce8d1864777b7b
- 06 R a5baa851af341ad22ceaf6bff41714e66a9238f9f28c42614849ede4be2dd223
- 07 L 8348a7e3bfede6e2cac9af4fd2b527969636d436888e9f71b852f1f37004a60b
- 08 R c1df7183a4b25a165deaf6f22b73cc88b2510a5ef6cedbfa564523d6e55a5321
- root d7fdf8ba038a6221bd2996e120af18609b705b5d83fdd3d0c54fef5ddfe43ede