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 IFUGAO Award a ₱2.0M contract to ZIRKON CONSTRUCTIONProvinces
Transaction hash:
12ef49d91ca69dd7721bbd28da29a1811cc5f7e9a91ff4feb01bcda87d00acc8
Status:
Included and unchanged
Block:
#5,957 56 blocks after it
Position in block:
Transaction 22 of 274
Award day:
Sep 6, 2025 (1 yr 2 mo ago)
From:
Value:
₱1,972,603.08
Project:
Improvement of Batad-Bangaan Access Road, Banau
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 #5,957 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 IFUGAO awarded it to ZIRKON CONSTRUCTION on 2025-09-06.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 Ifugao 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 12ef49d91c…00acc8now …
- 2. Block Merkle root changedstored 67529375c5…8a5458now …
- 3. Block #5957 hash changedstored f88d1da274…7402b1now …
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 273 records. Each step hashes the current value together with the sibling shown.
- leaf 12ef49d91ca69dd7721bbd28da29a1811cc5f7e9a91ff4feb01bcda87d00acc8
- 01 R 13db1b737d0487289f42e9e0ea9c761a841f60d1bf3a44ce7a4eef9d3ab5081b
- 02 L 0a7b32130836bc3a86e5fb61bf623b33aeb34259461acf19f0714ebcee33296b
- 03 L 13e8ec26ceff11df1c220d3b36627c40b7e25b2acbe6aac1a9b1b0b7c78d7344
- 04 R eb14d59ead1de55aca112f85d256ff0e51e63f9de9e6b67e0d01dc31fff6d766
- 05 L ef76877598b195c6d576ec993968e4d77464f557b28652e63ec1aea8f5594743
- 06 R eafdb362336009feba5d14685397fd3fedb0266e357d782e9851d2d3c6562724
- 07 R 2811a3ceb03e5d13dd9d7f7e421b99a68f648686eeb9ac0fba2a541035f4e604
- 08 R 199c55e10d179b3708d32de89f3483aca91c587fff36c87383e3ef6cfcced59d
- 09 R 9fd0252e9987dc7fedb609267f0b523124e2ac9b60b9d70662f313361be1bafe
- root 67529375c504d34317c768e1be8af9dd09ff2b01f786eccf2d0800144c8a5458