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 - QUEZON 1ST ED Award a ₱1.4M contract to J S ZAMORA CONSTRUCTIONNational agencies
Transaction hash:
84d7cb86cfef296536656ade177e2d3e89121bfdf184339d21354e7862f38bf4
Status:
Included and unchanged
Block:
#4,661 1,352 blocks after it
Position in block:
Transaction 104 of 212
Award day:
Dec 16, 2021 (4 yrs 10 mo ago)
Value:
₱1,407,602.49
Project:
21DK0112
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 #4,661 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)The award does not say which budget line pays for it.Not published
- 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 - QUEZON 1ST ED awarded it to J S ZAMORA CONSTRUCTION on 2021-12-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 84d7cb86cf…f38bf4now …
- 2. Block Merkle root changedstored 7549f3ca8f…01a8ednow …
- 3. Block #4661 hash changedstored 3809ed4fe1…f7fdb1now …
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 211 records. Each step hashes the current value together with the sibling shown.
- leaf 84d7cb86cfef296536656ade177e2d3e89121bfdf184339d21354e7862f38bf4
- 01 R 855f04fd9b5d561feca224930b7112a86a9dd779266d66e8219f8beca4ac4d1c
- 02 R ce3875518019c25b4ee0611f6c21567147d44cb9fbb3ebdbdeb9ab949b8018d4
- 03 R 8f916394fd25b47140e7d631dfab0f8e6a6cfdda71bba101cfb562f6725bcf88
- 04 L 01bba33444b7a7b4303710a5643878c80dd8af7aefc5c4b1747ddac7ad84615a
- 05 R 183ea1c3abad59f8179057f15d17a14f7ea03cc19249d585d9e962b260938f6d
- 06 L 75dca4e927b02ab52537c9b42a33f4fc1d13f0510c16da343816d4d93c1579e6
- 07 L bc455be1214f10da0428d175bf6cbd9e3f34c13af890359dd8a4bdd2f7ea7d42
- 08 R 201f044eb5819a2e551aa74e28be68282aaf654a9d5768745ce8431e27600c43
- root 7549f3ca8f58383a7f01101a281b83da05d73c4e038add4fce84ff69aa01a8ed