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 CALOOCAN Award a ₱4.0M contract to LEX-MAR GENERAL MERCHANDISE & CONTRACTORCities
Transaction hash:
cbcdb0c10953d102ca0c9cbb4ad00fa5b5fcbe5d4f03c6400750ac3a21cdc8fc
Status:
Included and unchanged
Block:
#1,515 4,498 blocks after it
Position in block:
Transaction 49 of 69
Award day:
Jul 24, 2012 (14 yrs 3 mo ago)
From:
Value:
₱4,046,325.00
Project:
Asphalt Overlay of Roads at Cefels Subdivision, Barangay 170, Caloocan City
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 #1,515 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 CALOOCAN awarded it to LEX-MAR GENERAL MERCHANDISE & CONTRACTOR on 2012-07-24.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 Caloocan gave a "unmodified" 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 cbcdb0c109…cdc8fcnow …
- 2. Block Merkle root changedstored 136fbfcfd2…f4234dnow …
- 3. Block #1515 hash changedstored c5b328801d…925795now …
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 68 records. Each step hashes the current value together with the sibling shown.
- leaf cbcdb0c10953d102ca0c9cbb4ad00fa5b5fcbe5d4f03c6400750ac3a21cdc8fc
- 01 L c210c77c835b968201253375ec72e92155d8a86e32a470961fbda54b82c7852b
- 02 R e43de437b53d104455fbc52cec9308c5badb67602174fe85ce930d50789aa8c6
- 03 R 2e0c677c7d0b3ae0ee07330658e0303ba26f9569cd7181a7a67b2717a3352330
- 04 R 4e71dce7d660fb5c331ec17380b3651980fef73098d33744a3b6cd93624c3be8
- 05 L 87e3fcef136fe718dde92c6d1296fbcb19390aceba473095553b0a052c717de1
- 06 L 50c1fabf2171fd76b17ac0fac4d644052d18809b79f69a3f08e3f4008871f6b6
- 07 R 72e4c5419f770dff2a873cd31b7bc0c33f36c1b15cbf4f8eb962f643df064927
- root 136fbfcfd2db29bb50ca63a078bfdf47b66f7581ce0980778595670147f4234d