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
CITY OF LIGAO, ALBAY Award a ₱5.0M contract to CPR CONSTRUCTION AND SUPPLYCities
Transaction hash:
3b49b05361b8b07c7f2a7df5dc524f8f8fd2fac1a46abe7ac30b89da915c0d4d
Status:
Included and unchanged
Block:
#783 5,230 blocks after it
Position in block:
Transaction 5 of 38
Award day:
Jan 25, 2010 (16 yrs 9 mo ago)
From:
Value:
₱4,992,457.86
Project:
Const of Allang-Malama-Bacong-San Vicente Water Supplly
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 #783 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)CITY OF LIGAO, ALBAY awarded it to CPR CONSTRUCTION AND SUPPLY on 2010-01-25.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 City of Ligao 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 3b49b05361…5c0d4dnow …
- 2. Block Merkle root changedstored d3bca304e5…abd5a4now …
- 3. Block #783 hash changedstored 5c84fa9fe9…25fad0now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 37 records. Each step hashes the current value together with the sibling shown.
- leaf 3b49b05361b8b07c7f2a7df5dc524f8f8fd2fac1a46abe7ac30b89da915c0d4d
- 01 L 31fdbd7933a846125a8ee1e18bd6b64664171a8a3bf1d867ceee688b41fb8c40
- 02 R 4f62a84c2f2d784d6a58608cd90c5f4cdda5b2e14f29cc008307eac4690effd5
- 03 L 989a05181d8b69a4de5e38aa6116fc6c34844608df24989edd6f7d2a5912755a
- 04 R 2eae966b5dddfce09478bf8acc8b1e7cd7b8e17622c3012f006b3e460c3585f7
- 05 R 551eb5fc3f0f278da50289ebb01d257e36bbf4c99b3043ea31e608bdaf89c4ff
- 06 R b09c1118d961eeccb6a825239110c695c1a48d189d6c4d79778be691ff0013cf
- root d3bca304e5f708a90a69c72af245fcfa7f8e902e2930e0853348c01484abd5a4