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
PROVINCE OF RIZAL Award a ₱3.0M contract to GKB BUILDERSProvinces
Transaction hash:
2189a85d0b775b2ae43dc5ef957c6f499ba2770326cad06db43f925c38b463c5
Status:
Included and unchanged
Block:
#3,686 2,327 blocks after it
Position in block:
Transaction 39 of 209
Award day:
Feb 21, 2019 (7 yrs 8 mo ago)
From:
To:
Value:
₱2,988,145.40
Project:
Construction of Drainage Canal at F. Sandal St. to
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 #3,686 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)PROVINCE OF RIZAL awarded it to GKB BUILDERS on 2019-02-21.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 Rizal gave a "not stated" 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 2189a85d0b…b463c5now …
- 2. Block Merkle root changedstored f8d4e7c648…dbd30fnow …
- 3. Block #3686 hash changedstored 0dcbd15e82…e39ec2now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 208 records. Each step hashes the current value together with the sibling shown.
- leaf 2189a85d0b775b2ae43dc5ef957c6f499ba2770326cad06db43f925c38b463c5
- 01 L 209fc6a1c8f9ee7d3597317dedfcdf6d8c45ec83ca96f390e236a8c85db4c164
- 02 L cfd48484038a9afcc8883eba53d37c516582f26bcc98e2b3896ffb609d1a425d
- 03 L 870ff93aec95159d4131f1b7d23b9a7666ae84ff5e7ae98dc55abd81e5aa6a72
- 04 R ddba41b232b659de3c1ac7fae9fa495053af49108b5973b240db872d2a52f056
- 05 R 82311308816573fe2e639cdc52d7b1d92e5361d78a4900f0a1b3238c4b7741b7
- 06 L 11462030da4edee83f408f2a1fcb3cc675d35b5d9a728fbbb38d15126e3b08db
- 07 R 17c9ae256813d0035ff55c597d86cafbf99dab2a8e7653fc08801cd6339c5cc8
- 08 R 4f1b3c12b42c0a8ff8d34633926203f7ad2b5cd271971e4aaae7d4ddaabcf8a2
- root f8d4e7c6483dc4184f54b1e4a2e94ed772492d6d1eea74c8ba8592d313dbd30f