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 DANAO, CEBU Award a ₱1.2M contract to GEMJOY CONSTRUCTION & GENERAL MERCHANDISECities
Transaction hash:
7168dd0787c3fa092ca96a416897deb3a93f79f5db0ca889b2486acb95781c77
Status:
Included and unchanged
Block:
#4,232 1,781 blocks after it
Position in block:
Transaction 71 of 159
Award day:
Sep 25, 2020 (6 yrs 1 mo ago)
From:
Value:
₱1,236,731.67
Project:
Construction of School Stage at Barangay Magtagobt
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 #4,232 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 DANAO, CEBU awarded it to GEMJOY CONSTRUCTION & GENERAL MERCHANDISE on 2020-09-25.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 Danao City gave a "unmodified" 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 7168dd0787…781c77now …
- 2. Block Merkle root changedstored 9a0d71866d…3654f3now …
- 3. Block #4232 hash changedstored 80ddbe706e…7ec6adnow …
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 158 records. Each step hashes the current value together with the sibling shown.
- leaf 7168dd0787c3fa092ca96a416897deb3a93f79f5db0ca889b2486acb95781c77
- 01 L 70a9e0012369a5ece36bba5399046d274a597de5e664ba581dba893e887de14f
- 02 L e8afde9c2ec8efd8a878bf3fb3c54aefc613ec67f8f6b0a0569454870a160e2d
- 03 L 79982efd4e08a912826116a3250443ad863581f20d58b2d1994d2f0c25df7cff
- 04 R 2ae264492f792923e7f844a14b476f731f7c4e92a61a08c578a61faa5558d9cf
- 05 R d5a022c58850e716171cde98983368db5b819919c65023c62c0666a251704067
- 06 R 8fad580f1b43959025da28dff33df03b74e38ac287edb934438d690f6c280a06
- 07 L 1bf683aa95d7ae7fce694b12f42a0968956ab181736bf2d87db7f89aa6f19ff3
- 08 R 8f3b20867cf36898956e96d75b1f694673dbcd17092c97b8ca3ebd61f120392b
- root 9a0d71866d18d59f688444ca02b07c3e678aba93ef21c083ac219aaef13654f3