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 ₱597.2K contract to CYE CONSTRUCTION AND SUPPLYCities
Transaction hash:
5f0db08099d4f32aa40903a13ded373ed4b919fd062c5387f508cc23cbd5d19c
Status:
Included and unchanged
Block:
#4,090 1,923 blocks after it
Position in block:
Transaction 26 of 82
Award day:
Apr 27, 2020 (6 yrs 6 mo ago)
Value:
₱597,185.56
Project:
Completion of Health Center, Brgy. San Roque
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 #4,090 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 CYE CONSTRUCTION AND SUPPLY on 2020-04-27.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 5f0db08099…d5d19cnow …
- 2. Block Merkle root changedstored 573bd8880c…2a9bccnow …
- 3. Block #4090 hash changedstored e289f32e98…893b67now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 81 records. Each step hashes the current value together with the sibling shown.
- leaf 5f0db08099d4f32aa40903a13ded373ed4b919fd062c5387f508cc23cbd5d19c
- 01 R 65e425df1573c97e33b388b625ac6e273d878731db056c027f59a69de00c9423
- 02 L eec46cb848d24f14ef1bb1e4be72f213d07ffeb42b3134b23022a7f72cee0944
- 03 R 8e4ed99fe848bbea317d4ee54a533cea36d0cb22efd8269b90e48a076f7a2882
- 04 L 2433518cbba7674957676f3e0afb093d365e2349c890e9f4d84ec8dccbc5e6f8
- 05 L 9635e24666979bdc85889a0543521d21b8815d5e3d41a426b254d54c6dd0a194
- 06 R 8a36f9288bc5de684a60f35f85535ebd003b794387b6896fe22039a7b91f2707
- 07 R 0bc31edc2d4191d0161dadda3ea39447a4faeb99c4f4ecbd637b9b31fdb24928
- root 573bd8880cbca4c02a037d79277db6be342fd41f482ce7c39469d143392a9bcc