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 TABUK, KALINGA Award a ₱990.3K contract to TNJ BUILDERSCities
Transaction hash:
5ea9d627337f892a4faaa1a827eba10fc482e3c134715c33dc617dfd6b3f29f2
Status:
Included and unchanged
Block:
#3,422 2,591 blocks after it
Position in block:
Transaction 86 of 200
Award day:
May 18, 2018 (8 yrs 5 mo ago)
To:
Value:
₱990,266.70
Project:
Construction of Gymnasium
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 #3,422 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 TABUK, KALINGA awarded it to TNJ BUILDERS on 2018-05-18.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 Tabuk gave a "not stated" 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 5ea9d62733…3f29f2now …
- 2. Block Merkle root changedstored 3718e36246…b558d8now …
- 3. Block #3422 hash changedstored 3a54e7795d…7b5f28now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 199 records. Each step hashes the current value together with the sibling shown.
- leaf 5ea9d627337f892a4faaa1a827eba10fc482e3c134715c33dc617dfd6b3f29f2
- 01 R 5f50f61017f40cf40d769161e91e1dce56e8098729f2b842bfe3a81a4f284049
- 02 L 37f651ac5ce1fd96bac97fbde5b6bbde249aaac874699f5fa30313ed99853029
- 03 L cf55b346d1a95ed1d876065b2a98e320d4ae071a70948a07111f2c241e0f8350
- 04 R 9883b8aca2cf364dde5ec7db461feff50eb29d0e1d742cbfdd9ce4a9ee7cc255
- 05 L d327a8ab3bd36d3e74e412df028659252a418ba450f10bf8c7e08dc875ca4525
- 06 R f15c6647571e9289791bc44a74151493033de5d6319c196fea2d0fe69f927270
- 07 L 2cbc431e9b374ac1eb097d51d1ebabb4140914cbc6de0adbf2b2d64b9b5b1239
- 08 R 20e7efa1f4e0b09939694b51f99f3e20be062cf1be80c33752e6ea999b377277
- root 3718e36246102794ed91c4a26803d434486ef25aeb20e10c87c5b82d21b558d8