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 - LA UNION 2ND ED Award a ₱27.5M contract to A.P.B. CONSTRUCTIONNational agencies
Transaction hash:
b895a04aeecfa263a552a7f0c30dda637b674c58e04dc9a6ca2ff50f47680d5b
Status:
Included and unchanged
Block:
#3,339 2,674 blocks after it
Position in block:
Transaction 218 of 302
Award day:
Feb 20, 2018 (8 yrs 8 mo ago)
Value:
₱27,481,925.35
Project:
18AF0050
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 #3,339 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 2018 Other Infrastructure (CSSP)", i.e. the FY2018 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 - LA UNION 2ND ED awarded it to A.P.B. CONSTRUCTION on 2018-02-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18AF0050: 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 2018-11-26). 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 b895a04aee…680d5bnow …
- 2. Block Merkle root changedstored 216e8c3433…5d5f7bnow …
- 3. Block #3339 hash changedstored 070c3e4712…f6b8e8now …
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 301 records. Each step hashes the current value together with the sibling shown.
- leaf b895a04aeecfa263a552a7f0c30dda637b674c58e04dc9a6ca2ff50f47680d5b
- 01 R b8f783b27e5f7a18735a9fb41eb27161a929f80745d6df8f47c2db6525346870
- 02 L 286cb9811240cdd3af3124953c8b72e565d524a1cdc1d19e7b186740e334246e
- 03 R 08b9ad23bed65f3cef2683eafcb36af14218c11a3b5b0db2cfd5ab7e6d032f65
- 04 L 68a91c6b4a1389fc559ce3f894d4a83ae1c6e59e7b46f742ac3fb92439f6199e
- 05 L ee773dccf3f52d26e9a6f26441c0ed4a4e802dcd77e7d0c58af842332fed0d60
- 06 R 2ee1dc7cf7f4f8083e5872e1496aedcd8607b9c9740b8bb848eb7f73d958372a
- 07 L dfd4dd1c8764679f63cb3b5565f93bd6f9d25a132b7d30090c31c67fd4ef583e
- 08 L b90cde5cf90e03763d808df2bb29dd3435e0df2d063a7cf282a045fc6f79aeb4
- 09 R b19fc29c1d7f56a510373adb2896035a80141bf3e91961acf0d5721ad98867d0
- root 216e8c34331259e58952b65a1c7fe16b45a7ebd1012f9d2adaf9b88d835d5f7b