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 ₱1.8M contract to FEL-GENE CONSTRUCTIONCities
Transaction hash:
ef9151bd6c2ef5ce2da9830cc9b6c32cbbf79852768e1ca259e576ec8c984e98
Status:
Included and unchanged
Block:
#600 5,413 blocks after it
Position in block:
Transaction 20 of 22
Award day:
May 18, 2009 (17 yrs 5 mo ago)
From:
Value:
₱1,767,759.00
Project:
Upgrading of Francisco Street (Lucas St.-Dead End) and Alley (Francisco St.-Dead End), Barangay 163, 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 #600 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 FEL-GENE CONSTRUCTION on 2009-05-18.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 ef9151bd6c…984e98now …
- 2. Block Merkle root changedstored 5fe32d8c95…7cfc1cnow …
- 3. Block #600 hash changedstored 5529b41dd5…17f210now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 21 records. Each step hashes the current value together with the sibling shown.
- leaf ef9151bd6c2ef5ce2da9830cc9b6c32cbbf79852768e1ca259e576ec8c984e98
- 01 R fbee0aa2c66d0615e6ab2bac48ffb320dd560840f79794b78cfa7299bb1af3d9
- 02 R f31e36caa83ea23ff5f9d45f70ae70eee4886b43daebb608197fef87dc24a414
- 03 L 0f01de2ad28415f446f0bccb3b010e6c5e49f43119670f93be8bb8df696a4602
- 04 R eea6b779521fced6ecf721475b00d76236e0bad92a9a35752e2749badae0bf91
- 05 L 5c6e513024e0d3a7040287dbd1ee3d37587312e3f5fb0a96db8c2aa9e669cb41
- root 5fe32d8c951599be8a167fb7439672bb9f99ccdb052c41aacc7ee383ae7cfc1c