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 ₱3.1M contract to E.V. & E. CONSTRUCTIONCities
Transaction hash:
8e024cbbe5357e1bf67f7cb50cb91d5badaf18f9ed0746dcd4460f6733799994
Status:
Included and unchanged
Block:
#142 5,871 blocks after it
Position in block:
Transaction 0 of 2
Award day:
Jul 26, 2007 (19 yrs 3 mo ago)
From:
Value:
₱3,087,246.00
Project:
Proposed Upgrading of Torsillo St. (Re-Bidding)
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 #142 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 E.V. & E. CONSTRUCTION on 2007-07-26.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 8e024cbbe5…799994now …
- 2. Block Merkle root changedstored 353b1635ed…905ebcnow …
- 3. Block #142 hash changedstored 007238fc1d…da28benow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (1 steps)
How this one record is tied to the block's Merkle root, without needing the other 1 records. Each step hashes the current value together with the sibling shown.
- leaf 8e024cbbe5357e1bf67f7cb50cb91d5badaf18f9ed0746dcd4460f6733799994
- 01 R cd7191ec0aa1fb58acb6f9376dc82f83f412adeff0649b2117b2e1ebd6f168ee
- root 353b1635ed3db67c0e00075a14902a75607a961526888542e7493b1331905ebc