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 SAN MIGUEL, BULACAN Award a ₱930.5K contract to M.R. SANTIAGO CONSTRUCTIONMunicipalities
Transaction hash:
ba8abb4cc072d5cd4b9ed8fe946cb0c8df6e8247f94c8bff4f7eca31201cb5d4
Status:
Included and unchanged
Block:
#5,165 848 blocks after it
Position in block:
Transaction 274 of 377
Award day:
May 26, 2023 (3 yrs 5 mo ago)
Value:
₱930,452.66
Project:
CONSTRUCTION OF DRAINAGE CANAL
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 #5,165 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 SAN MIGUEL, BULACAN awarded it to M.R. SANTIAGO CONSTRUCTION on 2023-05-26.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 San Miguel 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 ba8abb4cc0…1cb5d4now …
- 2. Block Merkle root changedstored eea2b68323…f33c8bnow …
- 3. Block #5165 hash changedstored 9084f37ef4…fd6ee0now …
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 376 records. Each step hashes the current value together with the sibling shown.
- leaf ba8abb4cc072d5cd4b9ed8fe946cb0c8df6e8247f94c8bff4f7eca31201cb5d4
- 01 R bacb14350512afbde65133adff22a8cfce953650c5c2f76a9c668b0ae4fc3eb8
- 02 L 26167f69b13f2a8b3d92be9a8e1cf580291053367d5357079ca7241c24ef758d
- 03 R 3fbd6455242c2266af1eb01bfed493f5e12889f11c4c820876d50fd6a0a1f1e7
- 04 R 050f6ab971813de441af8d9c6a6587f2a2103cdaf70a0fb42590c565a52aebdf
- 05 L d54a3c57cd3a44454390eea3a9b68c83040e9e1f0cc0223fd4a4c0187afef340
- 06 R ec52439101ee2c03edf7d84d488f1074c8d5f5a317fdf619441fa6b1a2922c14
- 07 R 49b15c0c8118d80489509583eb21ba11ba9e1176462891f49f2779108f1b016d
- 08 R 6fecef1a7a045155c1c975d19b12fb91e723e142b6641a2cfb3621410743b1d0
- 09 L 755bc725c327a26de8dc012bbcf641b5e201330d7fee7c4a568e6e009454cc66
- root eea2b68323095ee56d88344d2f73eab46738e38855d61abf8a1819c76ff33c8b