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
PROVINCE OF CAGAYAN Award a ₱6.8M contract to E.C.T. CONSTRUCTIONProvinces
Transaction hash:
d2261b4c38e4584ae9b333f2b1f6fd8d9f5956afaf9fa62bd07f1c8871a21990
Status:
Included and unchanged
Block:
#2,943 3,070 blocks after it
Position in block:
Transaction 193 of 243
Award day:
Dec 23, 2016 (9 yrs 10 mo ago)
From:
Value:
₱6,779,726.59
Project:
Construction of Bridge
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 #2,943 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)PROVINCE OF CAGAYAN awarded it to E.C.T. CONSTRUCTION on 2016-12-23.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)COA's CY2024 audit of Cagayan gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 d2261b4c38…a21990now …
- 2. Block Merkle root changedstored 1147ea1db1…ea6d17now …
- 3. Block #2943 hash changedstored f83dd00bfc…d80de3now …
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 242 records. Each step hashes the current value together with the sibling shown.
- leaf d2261b4c38e4584ae9b333f2b1f6fd8d9f5956afaf9fa62bd07f1c8871a21990
- 01 L d2166c8820bb6eab9a75398584c46cd33bc745fa10ae824a05a7d1da7c66237e
- 02 R 436f37a53f5ceccb9b0ddcd82cf8124cbbdec7560b7ed2c249aaded80b547136
- 03 R 870e6065ef9af123a6fc4eb5c962e67212f56de32ae2a70862cef6fdd4b1e9d2
- 04 R a2639b99488404c82fadedc083fa38d7b19cfc6a8bea9b8bec2e4a5a9738e177
- 05 R 0d4b2e4543bbe97ccbf8318b47a1bd8a79a7a4320ad2fa9d5a2ba333df4b3ac1
- 06 R 05a0f761b1d5f69bf5947523e1dd41c920e470c8dab213696a34a9ab54a2cd3b
- 07 L 42f5ce2bf976b4134058c4e42dd49ebe7e4fe0fa32b5038a96b450ab101d76b4
- 08 L fc39cab11a138417cab4690050ed549bddf0db3411ea723fe3f620036670b348
- root 1147ea1db14a1e01b0c62c7bcb1aabff4f5d2fd554aea62693ee55f8e2ea6d17