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 CAIBIRAN, BILIRAN Award a ₱2.1M contract to MB ANG CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
49f8d94ba337ca2227d84e57e62b38370c872b36874a41198102b07ef238b64a
Status:
Included and unchanged
Block:
#4,419 1,594 blocks after it
Position in block:
Transaction 71 of 233
Award day:
Apr 13, 2021 (5 yrs 7 mo ago)
Value:
₱2,137,520.75
Project:
Road Re-blocking & 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 #4,419 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 CAIBIRAN, BILIRAN awarded it to MB ANG CONSTRUCTION AND SUPPLY on 2021-04-13.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 Caibiran 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 49f8d94ba3…38b64anow …
- 2. Block Merkle root changedstored bd84be23e1…4c9aeanow …
- 3. Block #4419 hash changedstored 43158c31cc…c33312now …
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 232 records. Each step hashes the current value together with the sibling shown.
- leaf 49f8d94ba337ca2227d84e57e62b38370c872b36874a41198102b07ef238b64a
- 01 L 4689eac458861cfc0d54d92b19209bc56af884f6025fc5bff73d76678aee9297
- 02 L 6fa7cd4ff27df2e488f950bcdd6b2e7ad05cea6ec28d8b22b70b50ff1605190b
- 03 L 5e2fdf5b5b6edc088e17e5d08dc59f4efc3822320f6adefefd1e4c1573dc9a8f
- 04 R 0e8663e15fda3c3c276b94ba213f7850b4df9c3b5ea23cbb435a26cd6a89a6e2
- 05 R 1de4247ba9bd38d11afdc5585aa4641947ace08a7c9eab66361eb9e4f1b9bd4f
- 06 R e1d62654b5296081a3f4b55fd8b672680c41455b041924c661aabfe3c5bca40e
- 07 L db54565dddd32b4d259f7e910b8b08751ba54208864afd1b48b532826bda3cf9
- 08 R 018c26521cf05ce8c2bc21d36f9a1017d1841ecb10913d1dd5439b6dc0625da8
- root bd84be23e169cbbedcc76c8db0786279368feb7be723b9730d5aa54c8a4c9aea