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
CITY OF TANJAY, NEGROS ORIENTAL Award a ₱998.2K contract to VESA ENGINEERING AND CONSTRUCTIONCities
Transaction hash:
e1ed494b3be28cab8bf009f043dbef734ea0e2a851ff5cc39b12e21b15a5fc70
Status:
Included and unchanged
Block:
#4,391 1,622 blocks after it
Position in block:
Transaction 307 of 361
Award day:
Mar 15, 2021 (5 yrs 8 mo ago)
Value:
₱998,231.64
Project:
Construction Project
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 #4,391 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)CITY OF TANJAY, NEGROS ORIENTAL awarded it to VESA ENGINEERING AND CONSTRUCTION on 2021-03-15.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 City of Tanjay 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 e1ed494b3b…a5fc70now …
- 2. Block Merkle root changedstored 143e036597…047841now …
- 3. Block #4391 hash changedstored e19bf9e196…b1b0abnow …
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 360 records. Each step hashes the current value together with the sibling shown.
- leaf e1ed494b3be28cab8bf009f043dbef734ea0e2a851ff5cc39b12e21b15a5fc70
- 01 L e0e4c8acd7d169319a59d704d2505e1473943eda547c66edf9c33a460c973077
- 02 L 0802b7400c31372ab3d037a5cc2a196b8c04f7762260542a99fffb44e41b3fa5
- 03 R efa7d032a5b37c2208d3febdfa3cdb11403c585cd9e32624f9dec6bcf3929c66
- 04 R 9df50732af67f2d132b59153440cb38c87f81a5827e86cddcc1aa17449c88778
- 05 L 5666b18c8869e2e3d36184e7f268a4424c1ba154c218e0e5846073440a2ceeaa
- 06 L 1121d256cab1aa45b4f259771df8a6e26a47f9b06c2ae59bb3a52c74e808ba6c
- 07 R f420c6108e5922ff51af6eb8c46d15f9497a3dfeef81d629a1d66fbb3005cf05
- 08 R c7f454594367f7ad916c19afc39b58dee1162150b2388dc06b2897ae986648e3
- 09 L 03d0987cdbd32f202b438be6f6b57de912b2d6fc1045143cc0b92724cb1b6949
- root 143e036597e78bf27974cbcd65f94b7a502972e4e7c349ff478138f0c7047841