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 PARAÑAQUE Award a ₱3.8M contract to ALMEDGARCIA CONSTRUCTION AND TRADINGCities
Transaction hash:
da18f6f99fdbc7e4eb353afed1100992d6b0d0c88d5ccc13d5734b4286b7e2b5
Status:
Included and unchanged
Block:
#5,157 856 blocks after it
Position in block:
Transaction 223 of 265
Award day:
May 18, 2023 (3 yrs 5 mo ago)
From:
Value:
₱3,773,000.00
Project:
Proposed Rewiring/Replacement of Streetlights
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 #5,157 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 PARAÑAQUE awarded it to ALMEDGARCIA CONSTRUCTION AND TRADING on 2023-05-18.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 Parañaque 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 da18f6f99f…b7e2b5now …
- 2. Block Merkle root changedstored e9707e2d19…f9eb0bnow …
- 3. Block #5157 hash changedstored 3ef60d891e…11555dnow …
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 264 records. Each step hashes the current value together with the sibling shown.
- leaf da18f6f99fdbc7e4eb353afed1100992d6b0d0c88d5ccc13d5734b4286b7e2b5
- 01 L d92212665648cf006d1e7641ca9ccda12cbbb29b88fed3e93bcf8175ef371aea
- 02 L 245c6ba23fc6d597f86264defa5d9242d70c20d72270ffa82113e7f3c3d1cda7
- 03 L 175ca6497bc72a3a382575fd9e28485c2a4d40ede40e254ad5bd9f9d6716971a
- 04 L 7fe945e667f3069614855be42d18b0ece8b980e223b3fd57d8000fa9fd4b1573
- 05 L fede69adfa7ff21c9dd7af7d3de9bf8f40a06a7ef01adfd6cbb8d1345917c4f3
- 06 R 5556ff760528e350a08ef0ce32465f1973dfccf11c58585a3d8e3cb2cecbbc25
- 07 L 335e6ea6e203f7e8237e3fd85c273605e032ce764575f35446fa7558b8eba897
- 08 L ebd918840cf491172b05a50fb4c320a102abf4dd4570961397d5e4d65d538d68
- 09 R 10f46993be8093a2038f236f91cdbe0f2a0a42c753cab39799f10bdd43228ece
- root e9707e2d199d8eec75e1ce5ef411edf81bb465162807c5d562817e07d8f9eb0b