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 LUBAO, PAMPANGA Award a ₱494.5K contract to MAM CONSTRUCTION AND TRADINGMunicipalities
Transaction hash:
93f76307856ae68f29bf2bfa2c2ad1d7c18d67c9e7813d7a2586810eaa2bb9cd
Status:
Included and unchanged
Block:
#3,820 2,193 blocks after it
Position in block:
Transaction 216 of 407
Award day:
Jul 15, 2019 (7 yrs 4 mo ago)
Value:
₱494,500.50
Project:
ADDITIONAL WORKS FOR CONST. OF MAIN POWER SUPPLY
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 #3,820 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 LUBAO, PAMPANGA awarded it to MAM CONSTRUCTION AND TRADING on 2019-07-15.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 Lubao 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 93f7630785…2bb9cdnow …
- 2. Block Merkle root changedstored 6f2ad5c705…e8fc28now …
- 3. Block #3820 hash changedstored 9fda52af10…c4ae70now …
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 406 records. Each step hashes the current value together with the sibling shown.
- leaf 93f76307856ae68f29bf2bfa2c2ad1d7c18d67c9e7813d7a2586810eaa2bb9cd
- 01 R 95b068e8fdad8ca886795268f76cbca5a1c55e60d760bcee1ddbeb138a3fda2d
- 02 R 353a41b8f929bbc248ff5a348d61479a098c4e5d32b6eccec30b5d016fc0871d
- 03 R d1f5b73b27b04728b8abe023c0b19e2e34e42ac4edec48c698b35ff55c355404
- 04 L 95453b108351a512f15f4e4098ca203fa153bacb7ee46f2c00f851b9ead7ff7f
- 05 L c5263b4f580983a3353add4a40ce4598eff1b12dd834d861d2b6de46d5a999fe
- 06 R 3f70fcbccbb998f859bd468c5f40523352c03b538e0fcb13da9db4a07ca63419
- 07 L 7d2541571e23c20d3fb99333a9f56d6a5140fe7e15013f1f38ef96e2fec23e64
- 08 L e23735ac8eccfca6d643373ceade0e83ebb5db724f6254c8eb6b40fc52444fba
- 09 R 33e1ad27785c888d26154fb9b841936f1cac1af58bab75a5923e743514cc4048
- root 6f2ad5c7053d82212926842caad5d965f9f4728f85a056c7cab3161b1fe8fc28