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 GENERAL SANTOS , SOUTH COTABATO Award a ₱496.3K contract to SEMREH CONSTRUCTION AND ENG'G. SERVICESCities
Transaction hash:
4e32373d5a3a333c8bc60551505df7d9790284803e55c819fb5648277eb0ffc2
Status:
Included and unchanged
Block:
#5,072 941 blocks after it
Position in block:
Transaction 103 of 352
Award day:
Feb 20, 2023 (3 yrs 8 mo ago)
Value:
₱496,295.86
Project:
22CW-GSC-051 1LOT
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 #5,072 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 GENERAL SANTOS , SOUTH COTABATO awarded it to SEMREH CONSTRUCTION AND ENG'G. SERVICES on 2023-02-20.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 General Santos 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 4e32373d5a…b0ffc2now …
- 2. Block Merkle root changedstored f02a937035…533df6now …
- 3. Block #5072 hash changedstored 12f8c4f95c…3976a8now …
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 351 records. Each step hashes the current value together with the sibling shown.
- leaf 4e32373d5a3a333c8bc60551505df7d9790284803e55c819fb5648277eb0ffc2
- 01 L 4e2db2189aa738f7b6c4e7c94dc14ba12eeb3dcbf5770830f23413e192c4696c
- 02 L a9d7e0073b048910ecba4fc56920bc56353300629a537b78f49cb341295b90e6
- 03 L b57f1b65e256506f6dd9738ac6faf7f3fb867aa092eff6299d76ecbfa7223320
- 04 R 495c21b5059e967dea11416657e7dc66d32a4b29783a5ad2e2b153907c0f8966
- 05 R c205ae16450047f08322d9ca3d7e349455f21b4ef404f3f263a1b7361efd9b16
- 06 L 7c32505711219d93aa6a4b6f2e68003da643ea0b9c8093e1efd610f04039fc11
- 07 L 2b5abc46ebcc87a13f372d76924e6d38f97dd7c1d0ca07962167fb320031defb
- 08 R 4e4f45fddc77233b6ec1c966c43719a2485bb759b4e0ec4f246e912fd03fbf97
- 09 R 126b31cd513806e7ac8f3e045dd114bef7b3ab523e6bb8a35ead12e34655832b
- root f02a937035387ca1c037a578f395abbeb99eee4b266ed567b4fb8f33a6533df6