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 - ILOCOS NORTE 1ST D Award a ₱619.9K contract to NORTH TECH BUILDERS AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
184610a8e2e7eb6a1aab2e6a404e9c3c48c0ada6093d98258b7d1ba02f0d525b
Status:
Included and unchanged
Block:
#4,237 1,776 blocks after it
Position in block:
Transaction 122 of 1,204
Award day:
Sep 30, 2020 (6 yrs 1 mo ago)
Value:
₱619,884.63
Project:
20AA0110
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 #4,237 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 2020 LP", i.e. the FY2020 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 - ILOCOS NORTE 1ST D awarded it to NORTH TECH BUILDERS AND CONSTRUCTION SUPPLY on 2020-09-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20AA0110: 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 2020-11-24). 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 184610a8e2…0d525bnow …
- 2. Block Merkle root changedstored 4cf44a6f10…210053now …
- 3. Block #4237 hash changedstored eb3a99c020…e97410now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,203 records. Each step hashes the current value together with the sibling shown.
- leaf 184610a8e2e7eb6a1aab2e6a404e9c3c48c0ada6093d98258b7d1ba02f0d525b
- 01 R 188ece996a18d4e5a06d2363567cb05a791d7e5145460ca6cd9251bb1ee405cc
- 02 L d2c82e16b41f2f49a9952b501d9e1fcf7b892879edb7c39ab5c755808a007de2
- 03 R ff2c603b4aaab74c468fe55a2c0ffa8d0924c3af77620cc8f7cd80eed4589d7d
- 04 L f541b86aad4274b3b7b75a2246c5fc30a2cc3651fd9f634b1243616820dabe0b
- 05 L 5016915be6261553f2639bacd069eb4a5cfb5c523b8ddb53dec6a98457947e03
- 06 L 9d0c8c90ca812d71bfc8fce4528bba64e517610855944b93c3e104b8d7f75570
- 07 L d72d3903a1d08f0b6966218817ac2d60de85aa32ceeb521e332dc468f5823250
- 08 R b1a823420f13fe35c419f8d64e347aa91acd88a995f49a2fca96da7879e4fb7a
- 09 R f76fd4ee454a06adb5c6dd94c9fbf0ee659dea74003747e15da015e40e173511
- 10 R dfb8d572427e6eb8e96b8fd723bbf9db85376a4c5a3d360e0885a7b63eac2f67
- 11 R e52c213a4925397c81e73943717e6ef5b4b6d040d892e4fd42fd5683a7fcc063
- root 4cf44a6f10836aed6e9128ce74ac7e3c1f227597e75d25328502126aac210053