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 1ST E Award a ₱9.4M contract to RED MATRIX BUILDERS AND TRADINGNational agencies
Transaction hash:
e11f90bf46ee67e7ff94eed01be9a4b664123e4d8020d9d91a7d76405e3d8e77
Status:
Included and unchanged
Block:
#4,583 1,430 blocks after it
Position in block:
Transaction 181 of 203
Award day:
Sep 29, 2021 (5 yrs 1 mo ago)
Value:
₱9,397,422.38
Project:
Contract ID No. 21OB0284-Name of Contract Repa
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 #4,583 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 2021 LP", i.e. the FY2021 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 1ST E awarded it to RED MATRIX BUILDERS AND TRADING on 2021-09-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21OB0284: 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 2021-11-17). 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 e11f90bf46…3d8e77now …
- 2. Block Merkle root changedstored 9f9b46a3d3…a3ef0enow …
- 3. Block #4583 hash changedstored 2bf54c7930…a50474now …
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 202 records. Each step hashes the current value together with the sibling shown.
- leaf e11f90bf46ee67e7ff94eed01be9a4b664123e4d8020d9d91a7d76405e3d8e77
- 01 L e0f9b6a019833a993d1e8b16b49fa24594f27e8df4dde8eb97067bd5ce5a8679
- 02 R 980d1e611112238f935503b9a00b00d2367b493086075871242710ffb29fa219
- 03 L 6184e92bcb3377c67cb57f91452810673652e79132b34df77c31a8f75c7cf96e
- 04 R 644b8cc01e53c1f275d1db505b4800f7bb07cb6c16b55f8078fb371a6de7dc38
- 05 L 82efe07d16f940166884ebc0dac879549bc301cf2a9576cb4a2c4912ca4836b2
- 06 L ea05705ad14bf3d79c8656b0a2e228109a0b1944b2876f90b28eefd02277248a
- 07 R d859ec391c645228a95372abeeea4891b28020cc7dfc147edcd9f74a61a052f8
- 08 L fe44acdce9f4efd349286028ebe44f69fb6b91f824d24f6cc91c0f525dcdfb1a
- root 9f9b46a3d3261b362982c6dfb7286c147aa7baf0ce6596104ece614c23a3ef0e