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
BARANGAY TAMBO, ISLAND GARDEN CITY OF SAMAL, DAVAO DEL NORTE Award a ₱5.0M contract to J-1 BUILDERS CORPORATIONBarangays
Transaction hash:
c58c39641e26161fea5f4e7dc8c9b89dc4d0f561bd75f8ef1786db3f7100ba84
Status:
Included and unchanged
Block:
#5,102 911 blocks after it
Position in block:
Transaction 395 of 501
Award day:
Mar 24, 2023 (3 yrs 7 mo ago)
Value:
₱4,993,763.06
Project:
Construction Services under PR2023-001
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 #5,102 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)BARANGAY TAMBO, ISLAND GARDEN CITY OF SAMAL, DAVAO DEL NORTE awarded it to J-1 BUILDERS CORPORATION on 2023-03-24.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 c58c39641e…00ba84now …
- 2. Block Merkle root changedstored f0c0ccf3e8…9ff69cnow …
- 3. Block #5102 hash changedstored 2cfcebce7d…ea884anow …
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 500 records. Each step hashes the current value together with the sibling shown.
- leaf c58c39641e26161fea5f4e7dc8c9b89dc4d0f561bd75f8ef1786db3f7100ba84
- 01 L c573f5150fdfaff60a34a49c7871c78947e452ef9d32261d63fdae86e770ada6
- 02 L 2c22096be231ad4858d10fd98319d4f061d54197662677fc8806c3f9964b2817
- 03 R 9501cced6d48c61a4c44caa2ce39e61199f82aa3c5f8a66a295eba767da020e1
- 04 L 3c81e93c5691183774ea5de79bf40ecfe15ae25969f4f3e027c90abdee163506
- 05 R 4d66ee6038bd800accb23c72868bb90027655f73bc4e4992b3077e2b701b871c
- 06 R 0edc32854b78df3aa7f7c0e92a6e5094c776070112c61517d5f8d990116e462d
- 07 R b6c334c6baa913df31199b05e8f82776d3e70b6a51e5a1c38eb7590530992a15
- 08 L 8242aaf9e66147d660d5e4f111124440b67863e9b2acdd788f704f4c98a70a1d
- 09 L fb532b636d237b63716abd5b267f29b8fd8aaee0f1049f0c4c2f169ee32a2b34
- root f0c0ccf3e8c5de5f287ac26fc7caf1a7a3204cd8dfa203d1d3087254f49ff69c