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
MUNICIPALITY OF BULAN, SORSOGON Award a ₱1.9M contract to TIONGBIO CONSTRUCTIONMunicipalities
Transaction hash:
a878161fa96348e04b489a665bf097a6749710a06d6e75aa3e0994f6d90e7d3c
Status:
Included and unchanged
Block:
#5,223 790 blocks after it
Position in block:
Transaction 234 of 355
Award day:
Jul 25, 2023 (3 yrs 3 mo ago)
Value:
₱1,894,019.39
Project:
CLUSTERED PROJECT
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 #5,223 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)MUNICIPALITY OF BULAN, SORSOGON awarded it to TIONGBIO CONSTRUCTION on 2023-07-25.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 Bulan gave a "qualified" 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 a878161fa9…0e7d3cnow …
- 2. Block Merkle root changedstored 0bb0c4530c…4932fbnow …
- 3. Block #5223 hash changedstored 3d3f344a81…62f557now …
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 354 records. Each step hashes the current value together with the sibling shown.
- leaf a878161fa96348e04b489a665bf097a6749710a06d6e75aa3e0994f6d90e7d3c
- 01 R a8ce9296c149e2dd9b992f55e2439d872b058bcb883851cb5a401a97596d88e5
- 02 L 0ab6c2495826ec6f9d6e88cb21f400cd298c6fae2d56d0b2b947ee7be4cc44a4
- 03 R ebcfc5709da83e428d0da40bbb8db6fb85fff5c28adeb15b5f942fa01a8444d5
- 04 L bd4c6fd677b7d32d204996871c007f0913414f0072352ed4ce2274b5ff86edbe
- 05 R f09516b8d607f0789b9521222e651131ccdf5d6ce9eefda74ed38abf1dc70b05
- 06 L cf2d46652967d9c14a65e9383d3dc7b91d93497ffbaa6fd1196f1dd1915f2947
- 07 L 8f2cf0079c037f290b5d940413c6100458d5a9eaaeaf09abde71b1bd20b5a0b2
- 08 L 0e045a44fdbb4f90f7e895b3671823a8f74b806da2e8d937ec0e9c5c297b98d5
- 09 R 0a7af06a69febcfbd7410ed0db370912263f2acf1263f2efce99811f119453bd
- root 0bb0c4530c1565ec0ff80235fb5b80589e42d85dcf6265c92fad069c994932fb