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 LAS PIÑAS Award a ₱197.6K contract to EXEL CONCEPTS CORP.Cities
Transaction hash:
128b0600a622022344dcb01f6f180100381f51699ff6bb59d006ff5d1fa2b0cf
Status:
Included and unchanged
Block:
#1,177 4,836 blocks after it
Position in block:
Transaction 6 of 63
Award day:
Jun 28, 2011 (15 yrs 4 mo ago)
From:
Value:
₱197,600.00
Project:
Improvement of MP Hall
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 #1,177 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 LAS PIÑAS awarded it to EXEL CONCEPTS CORP. on 2011-06-28.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 City of Las Piñas 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 128b0600a6…a2b0cfnow …
- 2. Block Merkle root changedstored 83d5d347c2…0ded36now …
- 3. Block #1177 hash changedstored 7b0112a411…dc337dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 62 records. Each step hashes the current value together with the sibling shown.
- leaf 128b0600a622022344dcb01f6f180100381f51699ff6bb59d006ff5d1fa2b0cf
- 01 R 129abaf8e9c9267e97bfbff2db0c148b012778a268f4062671b7ffcb6b107919
- 02 L 047018d14f0bafcd2ca03a4832c246da527d36c8ca172605c563916ce375d74c
- 03 L 2cddac4a2e593cbf38e9a1084b6332e53973796f30c820e122514b561cb7f817
- 04 R d4a7d2e2491fb0d2a0553f37392dc584f15fd5e897fb295c6f1a48c5c5cad4bf
- 05 R ed24b6622c8c629211df2688335968b62470ef5f0467968055ff6ab1f50ebaf7
- 06 R 4867e5ae446a8daa1b31f90298e0a5d1017da53634494ccd926bcd24215c9186
- root 83d5d347c22c9fdbce38cdd36c4ee926482eb0208013c36337cb9f02340ded36