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 ANTIPOLO, RIZAL Award a ₱13.5M contract to LARD BUILDERSCities
Transaction hash:
d87cd943f6c2c4ce70efb4aacc187a7e0e111a93292d43b39a2941b29730f777
Status:
Included and unchanged
Block:
#5,288 725 blocks after it
Position in block:
Transaction 239 of 289
Award day:
Sep 29, 2023 (3 yrs 1 mo ago)
Value:
₱13,477,000.00
Project:
Construction of Main Road (Phase 1) at Don Enrique
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 #5,288 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 ANTIPOLO, RIZAL awarded it to LARD BUILDERS on 2023-09-29.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 City of Antipolo 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 d87cd943f6…30f777now …
- 2. Block Merkle root changedstored baa17f1cf5…e3198enow …
- 3. Block #5288 hash changedstored 85f2213dcd…8b6441now …
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 288 records. Each step hashes the current value together with the sibling shown.
- leaf d87cd943f6c2c4ce70efb4aacc187a7e0e111a93292d43b39a2941b29730f777
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- 03 L 1b8f2687ad4a62595ad2568aebea6bd4ff8aee06e9d05548e83aa4301e04d410
- 04 L 4032ad24af11f45dc9a5f720dd9e9cdebbc6de083da35358dc0ffbe350b16775
- 05 R e6ba3b50b78124788fe179043daa393ceeccd379d6294360ccb9876aefcb9294
- 06 L 01feb4b1482569fcccfef05f22cd21948aeed8d4c0d5beca22d9eb0ed4f991ab
- 07 L adaef083b618e02a0862aac737eec7313b7c4a6394b82259ac476f53f5f1d5dd
- 08 L 60b41e0e008999591fb85741789cc8ffda6d28ff3af2ab5602721c4a34c529fb
- 09 R 1a61472a624b823893b4527ca01c576c009065a5dd89e6fa6fa27b9ce631b2a5
- root baa17f1cf5d122a81fc79693a5fbaf1d9024480c9a372a82e34cd0ea45e3198e