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 AKLAN Award a ₱4.5M contract to E. L. CHAN CONSTRUCTION AND DEVELOPMENTProvinces
Transaction hash:
fceafd83ff7f79900e8880c2cec2f6e6ee4e28823ed9842781805316d07d868f
Status:
Included and unchanged
Block:
#4,427 1,586 blocks after it
Position in block:
Transaction 245 of 247
Award day:
Apr 21, 2021 (5 yrs 6 mo ago)
From:
Value:
₱4,498,980.82
Project:
Ondoy-Antipolo Road (Ondoy Segment), Ibajay, Aklan
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 #4,427 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 AKLAN awarded it to E. L. CHAN CONSTRUCTION AND DEVELOPMENT on 2021-04-21.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 Aklan 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 fceafd83ff…7d868fnow …
- 2. Block Merkle root changedstored a18e5850f5…11c264now …
- 3. Block #4427 hash changedstored 316e46d27a…7d19e5now …
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 246 records. Each step hashes the current value together with the sibling shown.
- leaf fceafd83ff7f79900e8880c2cec2f6e6ee4e28823ed9842781805316d07d868f
- 01 L fbe5a512bf9ae4ad235b116364488f79e6105f8bb179ae09bd6a2f9d00535237
- 02 R 38008627b713b1efd012ee5bec38e977fce17b162008aa85a539f7d189df499f
- 03 L 8719de4ec980a102c91d69641c16b3f636baddbc2804312a224c1c0b4051c36d
- 04 R 56a885051dcaeeafb2177b8d30c1359b8ca871365ad67ccf70b91bd0619f57d2
- 05 L 2bc1fb383e826f315170e9359d9f357b629011ce29c4b61d933719bad2d54454
- 06 L 36d5befb86564515cca1d27a29107f80432844a1b1a93f532d79ceffe3aef759
- 07 L ce56d25ae2249f4fde972881ca07b9d39a7f0822951ec83b2adb8c390d02cc53
- 08 L aad1c311c2da51516fa3cdc2efd504687ef4a50475609f99047cb934387b37e9
- root a18e5850f5ddb91b109fd02b6847fd779c8c087cc066352d59fe02c54c11c264