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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS (METRO MANILA 3RD ED Award a ₱12.9M contract to DIADEMA CONSTRUCTION AND ENTERPRISES INC.National agencies
Transaction hash:
bb7c5946d4e29684ddeba74be7b3a58d89985c609fa6a7797ceae3ec50417e11
Status:
Included and unchanged
Block:
#5,436 577 blocks after it
Position in block:
Transaction 338 of 484
Award day:
Mar 7, 2024 (2 yrs 8 mo ago)
Value:
₱12,917,899.09
Project:
24OD0120
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 #5,436 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)DPWH lists the funding source as "Regular Infra - GAA 2024 OO-1", i.e. the FY2024 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS (METRO MANILA 3RD ED awarded it to DIADEMA CONSTRUCTION AND ENTERPRISES INC. on 2024-03-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24OD0120: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2025-04-04). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 bb7c5946d4…417e11now …
- 2. Block Merkle root changedstored 29c8975894…e58689now …
- 3. Block #5436 hash changedstored 5ef2ed021a…b6f626now …
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 483 records. Each step hashes the current value together with the sibling shown.
- leaf bb7c5946d4e29684ddeba74be7b3a58d89985c609fa6a7797ceae3ec50417e11
- 01 R bc237962592c6dcdded50afa4bbc4d5048e2669c3876473de3cd4ddce351a79c
- 02 L d9f8a5ad6b22eb722ca052944c90db6527f00da4d042ed5c15ea1524d997e8c3
- 03 R b783c27331d3e599859c1fac9c3814b1c239c9673a93f0fa8b2736149d0681b0
- 04 R 5d2281326700232be992c6bcd2050e293dca6ad2a74942a8cae1101e69db0c0e
- 05 L 1d91dd8ede41923d4020617d23b4f5dc28c1d14708fd5aeafa41ed716ecb1398
- 06 R 2b7445f9a96e8e418b545b9a02ba2a2ad926209586c845f4612d728493a14517
- 07 L 7c6cee385acc2bb218561f04ce12db34491fec0d060fff7f111aa870ab13ca5a
- 08 R d8be544078530ba5874179adb92bcef5c1ad4ea83a3c9192bae303d37720dce6
- 09 L 02e38473d94a770fc3d75ca639bde2c991f0ebc28b51274a04a2e0c693c5e648
- root 29c89758946df3f9f84503e2b2d2c9d8b51c37842a5d899e525faf6229e58689