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 SURIGAO, SURIGAO DEL NORTE Award a ₱249.0K contract to TRI-AC CONSTRUCTION AND SUPPLYCities
Transaction hash:
cfd589d0dae41d6052fa7ae5514be41a2681a775d4ed6db5ac61b74ad73ae3c6
Status:
Included and unchanged
Block:
#4,546 1,467 blocks after it
Position in block:
Transaction 241 of 296
Award day:
Aug 23, 2021 (5 yrs 2 mo ago)
Value:
₱248,961.73
Project:
Rehab. of Roads Purok 5, Brgy. Libuac
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 #4,546 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 SURIGAO, SURIGAO DEL NORTE awarded it to TRI-AC CONSTRUCTION AND SUPPLY on 2021-08-23.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 Surigao 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 cfd589d0da…3ae3c6now …
- 2. Block Merkle root changedstored de8a9e75ae…d9e8a6now …
- 3. Block #4546 hash changedstored 8c75996edc…4fda20now …
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 295 records. Each step hashes the current value together with the sibling shown.
- leaf cfd589d0dae41d6052fa7ae5514be41a2681a775d4ed6db5ac61b74ad73ae3c6
- 01 L cf6423e7ba1eca4cf0f2055cb105e195e519f705642a8d237ad5cd310ca336fe
- 02 R cd506c66cba622b5d22aab0359e6f3a978d9c23c76d713ace6a0fa77e1ab2df7
- 03 R eb395afac259ad412c5dbe444d828f68b3be6214b2d4ddcd57f82ce1c0d8187a
- 04 R 5199e2747aa6b2ae03cb16fb02ee40e94136e5855b5d5d3bf377785e24b59a0e
- 05 L 9bcf2f1f1ba973ec69ae4a1b412df410b61d7c67dcf0d4781e6675b8b42d1993
- 06 L ca3dc63f72e0034cb1516e31739bbb1c945deacada1acebb97d1f81b9db93ae4
- 07 L e9704e3787c3a89c199747f48d3ba384361023ed4009172b7cb15d7cd1c058e8
- 08 L 745c2d5c74e77f5864a078ab1f617b766db77458bda26a834d549b032a2cfebc
- 09 R b2667cf54f54b02dad2477fbefb35c1eb3d440c5d36818c3c3c4376bca3f874d
- root de8a9e75ae184a6e76062125f70ef660e9a48b8a5ef5c8a8459996b180d9e8a6