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 TUBAY, AGUSAN DEL NORTE Award a ₱11.0M contract to JPS CONSTRUCTIONMunicipalities
Transaction hash:
b2b57e112cbb3df2dfb1d90adbd84982d12efd9975b1aab10598d0c6c91580cf
Status:
Included and unchanged
Block:
#4,191 1,822 blocks after it
Position in block:
Transaction 134 of 189
Award day:
Aug 13, 2020 (6 yrs 3 mo ago)
Value:
₱10,951,160.82
Project:
Upgrading/Concreting of Municipal Road
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 #4,191 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 TUBAY, AGUSAN DEL NORTE awarded it to JPS CONSTRUCTION on 2020-08-13.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 Tubay 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 b2b57e112c…1580cfnow …
- 2. Block Merkle root changedstored 075fdbe83c…f1304anow …
- 3. Block #4191 hash changedstored 1f1b68f405…1be12dnow …
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 188 records. Each step hashes the current value together with the sibling shown.
- leaf b2b57e112cbb3df2dfb1d90adbd84982d12efd9975b1aab10598d0c6c91580cf
- 01 R b33b48b2386faa6fded68ff38d9292ad141397e2e616c807576c870ea540c6bf
- 02 L 20c0f5259b1ec9c52f2b1f4bafd3c31c49732ddedd9b1e0b92b70c2051f38597
- 03 L 11a42fbf59e9a4306b92dbb9cd64df42ba129c43b1fe393a777fc8130056bec9
- 04 R 6298d3c339bdcb578149f2100f26803379df456ec87c92b1a8e910af75c7c0da
- 05 R 366dc300a34c8b7e872bf3b35f518e208fdc3f52a65b269e1366c8bb4410115a
- 06 R 0cc70f74d80b79d2040399e68c8bbd1f367968b2ff7e0b27cefa8cb3eaf83f22
- 07 R 53e36887540ca79616eb60398c2b4a15702b4789bd900d9d2af1caeedd01175a
- 08 L be8b285ea096bc087de9c5c624d01c9b346ef50a7bef840cbacd59961bd8a0d8
- root 075fdbe83c1178c2aee03c8c498496d73ba8eb4d050dd3de64e4fc81eaf1304a