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 TALISAY, CEBU Award a ₱1.2M contract to TUANSON CONSTRUCTIONCities
Transaction hash:
ccf797ba3f94b5d28599da0da7d174e6c063284a8515488af9430a483783a47f
Status:
Included and unchanged
Block:
#5,092 921 blocks after it
Position in block:
Transaction 421 of 549
Award day:
Mar 13, 2023 (3 yrs 8 mo ago)
Value:
₱1,177,649.81
Project:
ITB-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 #5,092 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 TALISAY, CEBU awarded it to TUANSON CONSTRUCTION on 2023-03-13.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 Talisay 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 ccf797ba3f…83a47fnow …
- 2. Block Merkle root changedstored ac2f5120e7…af457fnow …
- 3. Block #5092 hash changedstored 0dd9886ac3…f8a15enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 548 records. Each step hashes the current value together with the sibling shown.
- leaf ccf797ba3f94b5d28599da0da7d174e6c063284a8515488af9430a483783a47f
- 01 L ccf437af05db5c652ea2b5a0556f42764c3dce61dc38db9678dbc2b33e3b6147
- 02 R 61f30a3e374cd60ea007b1e9b2752ffde383a15c1ac8780122b6797f0b3b730f
- 03 L 4131bc0c910f21ea435d4d36bd0c7c419c32fdd42fe80f3940a3de829886860d
- 04 R 3098f41887fce9eb56480a4884e827fe1be55655e37b626212d8dded34ec70b2
- 05 R 9f80c6b9e4dbb023a90e0b09d5f005c19b2ddc97f9ab84476c8306a3ea5286fb
- 06 L 6e8df7b812149e048b1e574aa72bbcbcb7fa8726e504f422a674e77a426e38c1
- 07 R 4ee8daec53b4cdbf03a1a9f35ecb7a7894ee4c3558a380258d4ade9bd5e6c4db
- 08 L 3f6093efdb880d2d2211f22856b53a5997f3c766934b54cf80dca11e6c962c3d
- 09 L 0e7f18685e5b94e1b1fbeed2086a460b10a14f26b74a7fb523fe0c17ca458262
- 10 R 434267951228f8f29985b438ff03dff87573f25851ef3b805221fe55a45e7db4
- root ac2f5120e7dcbfe840c6b52fdd377d04389c561d40ac2cd36e27b88852af457f