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 ISABELA Award a ₱286.3K contract to YZK BUILDERSProvinces
Transaction hash:
86e09ef62af8c5dfb36eb4e2ee934a4d62c837f742bd62343e6661d718e93be6
Status:
Included and unchanged
Block:
#4,405 1,608 blocks after it
Position in block:
Transaction 166 of 315
Award day:
Mar 30, 2021 (5 yrs 7 mo ago)
From:
To:
Value:
₱286,293.36
Project:
Construction of Materials Recovery Facility (MRF B
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 #4,405 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 ISABELA awarded it to YZK BUILDERS on 2021-03-30.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 Isabela 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 86e09ef62a…e93be6now …
- 2. Block Merkle root changedstored 28394f46af…42258enow …
- 3. Block #4405 hash changedstored 29460c3f51…9a0142now …
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 314 records. Each step hashes the current value together with the sibling shown.
- leaf 86e09ef62af8c5dfb36eb4e2ee934a4d62c837f742bd62343e6661d718e93be6
- 01 R 86efa83c7984ad2140deaa889bc0d445a45d9789286381cc889af02f2794e4d2
- 02 L 55bf89dd5254f13244246f319973b584951561ae27e4159a64a9bc89162bf7f1
- 03 L 7a0b187b3b7d32ee3c0f8c24bdd7ef0b4086da201e9b9e59a38617e1acc360b5
- 04 R 900b06ebe629507aa7cc26db4acbe916cb9d0b185d0fc692adbc2808b693e608
- 05 R a414359de2fc4e53361270b6e01938288ee59cf99f5007f5a8234b2abd3cb1d1
- 06 L c6f0fecedae443d4e5ddb3099cd4a1b1854877777060997867ea30ec6f4674a1
- 07 R b7cfcd6a87c85ba1d28422eeb99304fb83ede7a90a52d029eb95ec0dea00bf39
- 08 L 94b1d40b283f0e2c9b06ff447c0323023293beebcd4be04e199e53374c8bd191
- 09 R ab86f967d398e4ae917b93418ca418f081a55e387782480b9f3ce5ca07d54559
- root 28394f46affbe650e70f931a343733b3a86dda0b21e666633d6fc0f1c142258e