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 - ILOILO CITY DEO Award a ₱1.4M contract to V.N. GRANDE BUILDERS & SUPPLYNational agencies
Transaction hash:
aa4ada7db7d032c6915d9ffd82b3cff062cfde752d8d0093a18e47ba800c8f88
Status:
Included and unchanged
Block:
#3,085 2,928 blocks after it
Position in block:
Transaction 98 of 150
Award day:
May 26, 2017 (9 yrs 5 mo ago)
Value:
₱1,439,933.70
Project:
Completion of Multi-Purpose Building
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 #3,085 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 - ILOILO CITY DEO awarded it to V.N. GRANDE BUILDERS & SUPPLY on 2017-05-26.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 aa4ada7db7…0c8f88now …
- 2. Block Merkle root changedstored 73ca0f7bd5…40a79dnow …
- 3. Block #3085 hash changedstored da131c87e6…5cdc09now …
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 149 records. Each step hashes the current value together with the sibling shown.
- leaf aa4ada7db7d032c6915d9ffd82b3cff062cfde752d8d0093a18e47ba800c8f88
- 01 R ac4c38e2ea117fc50380b37186c156095aae8cc7cf41c1f632b3bb260bc1636e
- 02 L e3034d3e05fb7f450a23938468f0661eda03094679c4f53c03324ae7c6266381
- 03 R 322e8072b4088128012a044b20b17b426d7b4039a5f4c1728b140de0a5faaa4c
- 04 R 9dcf56b1417045c8c17eabe829898d371b9396f3a0886a8d8a0445f3b88eac77
- 05 R e97a5afe1aa1c05f23671121162d238a462e73547f02a1676edd201025bde89d
- 06 L 86a329df4cd244c7d49f66a6ed8539121d74673c9e85fd1ce4529314d7dfd33c
- 07 L e95dd8fbb4aafaf621cf5c2864492e0340afcbdf60c32fb7caebc058d4939c8d
- 08 R b2e952871675b04c54b96d555914b4c3008874aabb5e7fbe39e2da1bac8f0fe6
- root 73ca0f7bd5a654edcc9182b912af0976d6aabe8471613e12cc5d5eea5f40a79d