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
PROVINCE OF CEBU Award a ₱20.5M contract to AR ADLAWAN CONSTRUCTIONProvinces
Transaction hash:
97a258aee927cfb2e49be7db3fa140bb5f3d2b0035b09adbfb040b52f07e7d5e
Status:
Included and unchanged
Block:
#4,429 1,584 blocks after it
Position in block:
Transaction 163 of 282
Award day:
Apr 23, 2021 (5 yrs 6 mo ago)
From:
Value:
₱20,527,266.83
Project:
21-002
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 #4,429 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)PROVINCE OF CEBU awarded it to AR ADLAWAN CONSTRUCTION on 2021-04-23.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 Cebu 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 97a258aee9…7e7d5enow …
- 2. Block Merkle root changedstored 2a8b64bbeb…d22ae2now …
- 3. Block #4429 hash changedstored 0113859e9f…31b1ednow …
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 281 records. Each step hashes the current value together with the sibling shown.
- leaf 97a258aee927cfb2e49be7db3fa140bb5f3d2b0035b09adbfb040b52f07e7d5e
- 01 L 9747d0111d3b825801f01b2e174c8de3b9e44fe5f8dd9899645e32d321a2ccf8
- 02 L eb455eda8fafd90c9503d9516281b0d2190d3d02b5ab903404c2732da92eac32
- 03 R 5f22c74caef39b6262aed720fa49494dfa5a02f850ffc73a65c88dc77c7df61f
- 04 R e5f05ec640a1b9b537019dc2beaa081e571349c892ac0ffc4c033a2176aa6304
- 05 R c0d0daedf1db3bdedd82f506ec9da9dd17cb0451acfd0eb7783d70f623302519
- 06 L f52d92d0b478ef560e4d8a09dd547f072237aa4a7b3fe8c3c20222f3cebba284
- 07 R 9a5007905726cc4a9fe73504b4bc3ef0b14e9cacbae2d8a3303d781fb173b2af
- 08 L 85295a856ad14732de343e8c362fcc58c2db31ff7b29379aacafee6ccad05e3c
- 09 R 94a81607f1a616dcc6cd35c191ac021b2317e073cb12960b9918af611db146a7
- root 2a8b64bbeb70da03fce893b08610795e6ba0f31859ad8dbfd849c4cd30d22ae2