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 ₱1.1M contract to MAM CONSTRUCTION AND TRADINGMunicipalities
Transaction hash:
edd28e8e704161c36e074297adcf531706229b566c656b13f292895650702b37
Status:
Included and unchanged
Block:
#4,264 1,749 blocks after it
Position in block:
Transaction 78 of 83
Award day:
Oct 28, 2020 (6 yrs ago)
Value:
₱1,095,845.65
Project:
UPGRADING OF PATHWAY AT BANCAL PUGAD, LUBAO, PAMPA
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 #4,264 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 2020-10-28.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 edd28e8e70…702b37now …
- 2. Block Merkle root changedstored a51c5835c3…bb627enow …
- 3. Block #4264 hash changedstored 81234b9f01…90b0f5now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 82 records. Each step hashes the current value together with the sibling shown.
- leaf edd28e8e704161c36e074297adcf531706229b566c656b13f292895650702b37
- 01 R f41c8f9e88bafb0f8281a3af0fd9a652eaba225a2a4dda2bcf5e25ed7d1bd18e
- 02 L ab9e13d911d5bcb9016a2cb9b47d66b3057b3505948ae58d20249c85c0626503
- 03 L dd5fbcc4ae3b2281cee82b8b37b42346254df7d0beeb7a1cf6f04098e68cc64d
- 04 L 3ffbf770129457f0d148e0e047d2c128286be15c95af398bea420f968a4b662e
- 05 R 24e6b62b1e4787aa9e8c970cc47b3dd7a79867ac9566c8688035692baf061b96
- 06 R ba6ae4f653e2dd69b4a732c45059bbd6eb18cd0f59faa535afcd8b47079df00b
- 07 L 8c0c9ad770100660b919b5151a235501e7aa85b7b8b88dede33e9c20d9efcf2b
- root a51c5835c3e7baefbeee672660fa21e6ddee9d60632a46d138300769efbb627e