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 - BATANGAS 1ST DISTR Award a ₱11.6M contract to 830 BUILDERS & DEVELOPERS CORP.National agencies
Transaction hash:
222494bc55ffdbcde80f1cb4716d69124c11a186d7205c4a4906981ebe639aea
Status:
Included and unchanged
Block:
#4,835 1,178 blocks after it
Position in block:
Transaction 26 of 162
Award day:
Jun 23, 2022 (4 yrs 4 mo ago)
Value:
₱11,575,440.66
Project:
22DB0139 Concreting of Brgy. Looc FMR
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 #4,835 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 "Outside Infra - GAA 2022 DA FMR", i.e. the FY2022 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 - BATANGAS 1ST DISTR awarded it to 830 BUILDERS & DEVELOPERS CORP. on 2022-06-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22DB0139: 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 2023-01-13). 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 222494bc55…639aeanow …
- 2. Block Merkle root changedstored 20c11cab5f…810ac4now …
- 3. Block #4835 hash changedstored aba56c98cb…a2d0d2now …
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 161 records. Each step hashes the current value together with the sibling shown.
- leaf 222494bc55ffdbcde80f1cb4716d69124c11a186d7205c4a4906981ebe639aea
- 01 R 22f23c5652c35cd51520cbde3a99df17e71adbb9d064fd9fda716cba584f8ec5
- 02 L 62a324ed4b6809d720823c717126455da8e75fda4e904c079a060c1f98ef6474
- 03 R 2eeafff9437b624f9446db756bd2954d5cc85401cc14fc48e339ff563cfd6416
- 04 L 846fd93e0e9c04f1c4c7ab906ce1748e6db0d2e2f212c199d3b3f756b1ccfde1
- 05 L ec049f2f5019783a3cd3fffdd877a1e98d80b76fc2445b13c002e60fe71fe744
- 06 R b44fcda0d5e774dfb9b463b97e54d63b67025569ed17295004c24b8811ce8ffd
- 07 R 135bc054001b612896fa9aa67544063938cbcd0f98328d9ae18d3060e233d247
- 08 R fa9fa5f199ed636beed031061ab44025465c48ba434359b8ba789722e0ba8842
- root 20c11cab5f69276165789ed78b8e980a20d2aab7cb8500f02659fadcc0810ac4