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 MARINDUQUE Award a ₱991.8K contract to SKYSCRAPER CONSTRUCTION AND ENGINEERING SERVICESProvinces
Transaction hash:
41b1f0917fffc9aff2d3cc19ceb2ac935eb61b05140a391ab5c20f50e52fbed8
Status:
Included and unchanged
Block:
#5,149 864 blocks after it
Position in block:
Transaction 71 of 324
Award day:
May 10, 2023 (3 yrs 6 mo ago)
Value:
₱991,805.15
Project:
Furnishing labor, materials and equipment rental
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 #5,149 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 MARINDUQUE awarded it to SKYSCRAPER CONSTRUCTION AND ENGINEERING SERVICES on 2023-05-10.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 Marinduque 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 41b1f0917f…2fbed8now …
- 2. Block Merkle root changedstored abee4339d5…da577enow …
- 3. Block #5149 hash changedstored 482dff9396…3e2826now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 323 records. Each step hashes the current value together with the sibling shown.
- leaf 41b1f0917fffc9aff2d3cc19ceb2ac935eb61b05140a391ab5c20f50e52fbed8
- 01 L 3ef60d63998cff87ee4bf20471c4aa789599ea9fc80d5f3b6599ca3027d867e0
- 02 L 20efc51fe4207977f0fb8c7167bc13cf72ad7ae43637d8c32e79ae2faa7cfdb2
- 03 L a202e12239e26202b652e78f2d9068912ef480c973e2577d2f8f9070d6bdbff2
- 04 R 53dbfe10f85fddb7f21fcd387db34ee4dbbed5434ed67758cb8d29ad1d7772c8
- 05 R 793cd80349844e1a5acc9909c7187f87a40d7f93cb43a0f9d70839d6ba9ea36d
- 06 R 5edafa93aa6dd8eb68aa73eef4f803918c3ebd585a672dd110a851aebf6e8cd3
- 07 L cfe51deae0c09dbb7b3fd93af700981c9117a016bb042a1e51d1830bd53846f8
- 08 R c30b9dcefab8a92cfbfd3700a1b322d60d74567a1d278ef42be128b08682c1d5
- 09 R 524858d773fcc9e3b5d51934a1d58c9ed62e12e6fdb790ae6e08eb2d00efc706
- root abee4339d57478ef9dc3e7b663c7d8bd68ac792f5bcbf4fb2fcd04d774da577e