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 DIPOLOG, ZAMBOANGA DEL NORTE Award a ₱4.6M contract to A.I. YU BUILDERS & ENTERPRISESCities
Transaction hash:
09e96da0093cdc9d1bfa2f3530942e546f5bf6296b9f4fd57574163d14d5bc5b
Status:
Included and unchanged
Block:
#4,461 1,552 blocks after it
Position in block:
Transaction 8 of 168
Award day:
May 27, 2021 (5 yrs 5 mo ago)
Value:
₱4,599,028.62
Project:
1 Lot General Requirements-Const. of Parking Area
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 #4,461 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 DIPOLOG, ZAMBOANGA DEL NORTE awarded it to A.I. YU BUILDERS & ENTERPRISES on 2021-05-27.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 Dipolog 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 09e96da009…d5bc5bnow …
- 2. Block Merkle root changedstored 4987863640…a4f8cenow …
- 3. Block #4461 hash changedstored 49e0dc2ac5…bab3d4now …
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 167 records. Each step hashes the current value together with the sibling shown.
- leaf 09e96da0093cdc9d1bfa2f3530942e546f5bf6296b9f4fd57574163d14d5bc5b
- 01 R 0a08a0aac7a0cabf4794c3b7dc3175d9586a99ed496218d5f4e888f00c31a5b9
- 02 R e16496aed8aad3f7ef63d72d3d5f2edbd9313ed0695b06f40d0fdda5999a99bb
- 03 R beb334271a97c0eaf0fda30c7f41aaa28d61b4a22c92177f6ac3dcafc169cbf1
- 04 L 38e3dd462c3f2fe2a16f44b6e3837d3151c772ff25e4f8900344a861a6228d56
- 05 R 7d1e03f415cccb636b2456ebd02e24f7047c8f1223ff023cfd1235e80d1757fb
- 06 R b01bc913ead49b842d16e2e5ce5e21cc9c0f6b46addf9283e55378c2c4938384
- 07 R 7eb19557582460691e11be985def923d372b675d4f2e835f5cf4e5755bf9cbf2
- 08 R 2dde26d59ac85a0e211eac380db1e7d1ab9ce4f70932ff7ed097ec02895bb098
- root 4987863640724fbbebacc9b539139a1c18d21493e0576c2f06ca185a65a4f8ce