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 DAVAO ORIENTAL Award a ₱1.5M contract to JAI BUILDERS AND SUPPLYProvinces
Transaction hash:
43e2a21b7e6dfd8eeb693ae5956ddb7aacafc44b97e264797eb1da11e6fe76a5
Status:
Included and unchanged
Block:
#3,856 2,157 blocks after it
Position in block:
Transaction 83 of 339
Award day:
Aug 22, 2019 (7 yrs 2 mo ago)
Value:
₱1,537,532.70
Project:
Construction Project
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 #3,856 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 DAVAO ORIENTAL awarded it to JAI BUILDERS AND SUPPLY on 2019-08-22.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 Davao Oriental 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 43e2a21b7e…fe76a5now …
- 2. Block Merkle root changedstored 226eaab5df…165c5bnow …
- 3. Block #3856 hash changedstored 7544e57fd2…3fa248now …
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 338 records. Each step hashes the current value together with the sibling shown.
- leaf 43e2a21b7e6dfd8eeb693ae5956ddb7aacafc44b97e264797eb1da11e6fe76a5
- 01 L 43790aa9c4e5d38ec5c40086aacc3bb31793fd04591ed1425b2b0f0f903668bd
- 02 L 69477aa40e112543d4054b3d51cd21d7bac5b8fde0987ab8aacaca994aa340eb
- 03 R c95740845a9cd7df9cb40f0e10abe368ae94bae88eff699ba553023eeb5c7f7a
- 04 R cd3a3fcce388233bf2b6762e1247c9a844ea10e78ce4de2e30bc415f1a62fdaf
- 05 L 180453d494f2cec62fee59b9736129693881b73daa53e2b707476b12ac5fe0fa
- 06 R e044c44af5f1e06bf30eb2aa9f15df1aef828b50d127f2d0557adae4a6bc1c43
- 07 L 05f5c595e1780ad452bc9a25faf4ce453292280efae6a5b2787a287be02c1218
- 08 R 2955bf48ea368bb19580b3a73c10457c3c680cef6699831e6c0b993f99393846
- 09 R 3295ccf5691eaca41a1bf1cc83f48ef842f14d4717793acef80be013f99f1cd6
- root 226eaab5df5ba251b6402edda74facbf4cc0993f05d6f9047b12a8c7af165c5b