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
PROVINCE OF DAVAO DEL SUR Award a ₱18.6M contract to P.L. SEBASTIAN CONSTRUCTIONProvinces
Transaction hash:
e6ffa6d8622c7b00b068ebcd7b3ea68dc4326be5805a9463e95638c187e86bc3
Status:
Included and unchanged
Block:
#3,461 2,552 blocks after it
Position in block:
Transaction 319 of 353
Award day:
Jun 28, 2018 (8 yrs 4 mo ago)
Value:
₱18,620,602.71
Project:
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 #3,461 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)PROVINCE OF DAVAO DEL SUR awarded it to P.L. SEBASTIAN CONSTRUCTION on 2018-06-28.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 Davao del Sur gave a "not stated" 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 e6ffa6d862…e86bc3now …
- 2. Block Merkle root changedstored b886177964…27310cnow …
- 3. Block #3461 hash changedstored 9034c215f2…155f82now …
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 352 records. Each step hashes the current value together with the sibling shown.
- leaf e6ffa6d8622c7b00b068ebcd7b3ea68dc4326be5805a9463e95638c187e86bc3
- 01 L e57ab7eecbbac35f04807631d515121106162b4fa3de4cb172f4a55ea53b1082
- 02 L bf55430de6173c3a2e732eaea44a646d06b87786e73e7db3e9ff6269eeeb5a5d
- 03 L eb3b86b6dce9b271503c7a1855ef92ae5bab41ff8a0d3a8c2ae6f2346d4e2d6a
- 04 L 2a7805ff2e4d4940400aabb3f8a6de9c48e2224ababc0c4d648764673b3dbc41
- 05 L 83c9a9e62e225ae7ae10dc092c35bd6a1c7f951667f55245331aa40c1b552b9d
- 06 L bbef3ed17ec038c83f5c8c014f059926b298e2615dd327d5fd584ee00cecf0b7
- 07 R b314bb8070fb6061e4d8580dac5f9ca05337cbb7f2fb64e3f12e6f74342c10fa
- 08 R 3290d4117c34c3dd389f2b32af5aeb89006e0ba4844953bd0674fac380ec2290
- 09 L 8c31c0b24702b8db449613de0be00db502af1bde08d0008d8be11d921cd9cbc7
- root b886177964313ce58bbfb3b8eb5da386799d76ff4205e28c7ac105875727310c