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 ANTIQUE Award a ₱2.9M contract to AIDEN AND AYN CONSTRUCTIONProvinces
Transaction hash:
7546bfca178f2a7cd2bca0f057281fc176ae435df18434f0afffccee17990d48
Status:
Included and unchanged
Block:
#5,964 49 blocks after it
Position in block:
Transaction 23 of 51
Award day:
Sep 16, 2025 (1 yr 1 mo ago)
From:
Value:
₱2,903,229.13
Project:
Construction Projects
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 #5,964 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 ANTIQUE awarded it to AIDEN AND AYN CONSTRUCTION on 2025-09-16.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 Antique 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 7546bfca17…990d48now …
- 2. Block Merkle root changedstored 3d1bb987b2…7aed62now …
- 3. Block #5964 hash changedstored d69fb7ba84…727e9fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 50 records. Each step hashes the current value together with the sibling shown.
- leaf 7546bfca178f2a7cd2bca0f057281fc176ae435df18434f0afffccee17990d48
- 01 L 741fdedbd7c6089d93e30d68e03fa97c37a4676dcae4de2247aea78b1fbe3f79
- 02 L c684e94afe03feb0f8897841cacff87f429edf843eeeb444032ceadb4871c052
- 03 L 71d60689dfb9c3a39baf13ee9a7796fdfbb3c45dcadf728cedf1f3047e8548d3
- 04 R b851915d3ed70ee7621f4fa9feb4b5fde8113c44a1b6a3c560d6bb377305da45
- 05 L 8d54c071b91c74c2196df1cec1f1650904d9573b94edc9edf02b95872c5fa9d4
- 06 R 2da3eb9bb818320d9fc33045b62cdae6741efe126e319e2edee90d9d5f730cf3
- root 3d1bb987b26143d3b8e2166a26761d1d89fa933b7db50bef3b8456d2587aed62