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 VALENZUELA Award a ₱2.4M contract to J. SIMEON CONSTRUCTIONCities
Transaction hash:
8fb629079bcb8dbccccf594ca572c1a3f4d8065385987b09b3b49d18c94b3315
Status:
Included and unchanged
Block:
#4,700 1,313 blocks after it
Position in block:
Transaction 369 of 663
Award day:
Jan 25, 2022 (4 yrs 9 mo ago)
From:
Value:
₱2,406,153.49
Project:
CRN 101-IMPVT-RD/DR-PAR-CDF-INFRA-2021
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 #4,700 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 VALENZUELA awarded it to J. SIMEON CONSTRUCTION on 2022-01-25.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 Valenzuela 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 8fb629079b…4b3315now …
- 2. Block Merkle root changedstored 4e4fd12e45…b5cfd0now …
- 3. Block #4700 hash changedstored 3a4463127e…9c7f35now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 662 records. Each step hashes the current value together with the sibling shown.
- leaf 8fb629079bcb8dbccccf594ca572c1a3f4d8065385987b09b3b49d18c94b3315
- 01 L 8fa0063d3b9283f800c8799f4ff4b73518b5b88fd89cd2932bbdbb895b067afd
- 02 R 4f9a90946b77c14caf3afc3463f567b204fe9759e437ee9f35cbd25e4f58a378
- 03 R 7f893a994d180df57ee6e3bfec75bd4c5e5dbb8744a26487d4b284c9f404ab6c
- 04 R a0ad32a61e442196e92993a6d0e2a6c12b3c9a8b12232e70581f585fa7a0672d
- 05 L 96ff98a7ae39214e0a0c3146d785fc1e7c35909b8ace11b096da5ef0d95addc8
- 06 L ddf06e09f5a69c396cb1ad6971b0968ec22ad80a7ca92f3838e1be851e57696c
- 07 L e6e08e85277d15aa2f91fd1fb906aee2268953cfec1d0271bd92015a7d42f48d
- 08 R 4332beb1566b8442fdca1ebf9db61f86f8b1f00fa2f9b4e743d99d670ae8a69c
- 09 L 1b14b1dca38c7d0c948ee2ca0a9df0bff7492f9b777d8bf4abbd7136281028f8
- 10 R 0b01c561a08dfb8a178e37b33709800c02bda44af0928ba4f2779188b1534142
- root 4e4fd12e45dcbd0f6d2228e9d88b4faac0cb820291bddf09d483c5cb33b5cfd0