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 SOUTH COTABATO Award a ₱2.0M contract to ROCKSTONE CONSTRUCTION SERVICES & SUPPLYProvinces
Transaction hash:
f4bb9d32f5dee0b3e0f64d290a9fffc5ece13736fb130cbe74bd7d6982433e84
Status:
Included and unchanged
Block:
#4,634 1,379 blocks after it
Position in block:
Transaction 257 of 272
Award day:
Nov 19, 2021 (4 yrs 11 mo ago)
Value:
₱1,987,354.42
Project:
Construction Project
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 #4,634 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 SOUTH COTABATO awarded it to ROCKSTONE CONSTRUCTION SERVICES & SUPPLY on 2021-11-19.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 South Cotabato 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 f4bb9d32f5…433e84now …
- 2. Block Merkle root changedstored 77cc858471…842b86now …
- 3. Block #4634 hash changedstored 8b76d29ee5…6189e3now …
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 271 records. Each step hashes the current value together with the sibling shown.
- leaf f4bb9d32f5dee0b3e0f64d290a9fffc5ece13736fb130cbe74bd7d6982433e84
- 01 L f44262d4aab29b73a680e1c6b91757e29115e737ed64e91f0814b596350b6a47
- 02 R d24f4f509b192c41392d4dd3b62ca1a61b28d5bdcb0f4258140dc1f2d1f1b97d
- 03 R a0925e302543e4b1c7a1393f13687150b31114d4ab6e527150db863045876823
- 04 R 8f4296dcafaf07e3ca04c75d474412a120f64bed43b7ab2d477c4c52f4b18458
- 05 R 3460308f42cc26878332141e49fd4440dabb9a7d8971e99ccd4576fc701be092
- 06 R aaef86ccef994e25487f09d7fdf071d7daa9036fd922d3a7a4ffe24976462334
- 07 R dbd0388afc767729eeac5a0455e6ffb679622f62c950872a8e86b99fcd5618dd
- 08 R 58c71c38a42b4c63465a175c0951892ac925f3548c7d6a0d171ee4c41dccfc67
- 09 L 81bbe6de8355241f6d1f7d515d208a9d983e20f9e819dc9c8515573e84e72bfd
- root 77cc858471815898ed36cc68713aba994aea292d64cd536c7c07a9f6ec842b86