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
ROXAS CITY GOVERNMENT Award a ₱2.6M contract to AAM CONSTRUCTIONCities
Transaction hash:
882b8c3cf2ebcd103eec524f49bf0c996d6f9decad07d5b5637f0be20b0f708b
Status:
Included and unchanged
Block:
#4,685 1,328 blocks after it
Position in block:
Transaction 127 of 254
Award day:
Jan 10, 2022 (4 yrs 10 mo ago)
Value:
₱2,568,959.92
Project:
Partial Payment
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 #4,685 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)ROXAS CITY GOVERNMENT awarded it to AAM CONSTRUCTION on 2022-01-10.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 City of Roxas gave a "unmodified" 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 882b8c3cf2…0f708bnow …
- 2. Block Merkle root changedstored b61a6edb60…87596enow …
- 3. Block #4685 hash changedstored 398150bd7a…9375c7now …
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 253 records. Each step hashes the current value together with the sibling shown.
- leaf 882b8c3cf2ebcd103eec524f49bf0c996d6f9decad07d5b5637f0be20b0f708b
- 01 L 88051f43a6c9ba4d76ccad71746b2ca4ed4284e426464b6d168e0e2d9a99453f
- 02 L a05ec604ff7a2992fc3e39e117affa7f648843a8a32f08fb28728f7e5da18b87
- 03 L d11f8e173d30e3b120957f556e09c80708a1122138f06974b509b1361a9b50d5
- 04 L ca57a855bcfbb9e40d7590ac5b0911853a0d4e7d3288849906ee66b41ced752c
- 05 L 1832028601f9890b1331357be941e304cf66d122a4d8cbd1428cd0499ca5e620
- 06 L eb352f91657a36b7f2a443effc9f7b555f3b834b4994ead2e94a74a57fde466d
- 07 L d21aa8ec032f13bcd67bf798ab57813a349885711bd93109611a82fb1eddca35
- 08 R 1d9fa4ed14b6ea6410c0982480bd386c5e5c8c943fcf8075063fd02567bdb061
- root b61a6edb607532b32ba081f79d4642a9a018cdae4ccfbb9fc990f3933687596e