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
MUNICIPALITY OF CALAMBA, MISAMIS OCCIDENTAL Award a ₱2.0M contract to ANIMAS BROS CONSTRUCTIONMunicipalities
Transaction hash:
cf00da64794a46f7f384f33d4bd6098f40642ebe6f62429327d0e52af97aafbf
Status:
Included and unchanged
Block:
#3,817 2,196 blocks after it
Position in block:
Transaction 207 of 253
Award day:
Jul 12, 2019 (7 yrs 4 mo ago)
Value:
₱1,996,806.02
Project:
ROAD CONCRETING OF SCHOOL ANNEX ST.
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 #3,817 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)MUNICIPALITY OF CALAMBA, MISAMIS OCCIDENTAL awarded it to ANIMAS BROS CONSTRUCTION on 2019-07-12.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 Calamba 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 cf00da6479…7aafbfnow …
- 2. Block Merkle root changedstored 77a5e03b52…c5bd6fnow …
- 3. Block #3817 hash changedstored 4577992bb2…9ca333now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 252 records. Each step hashes the current value together with the sibling shown.
- leaf cf00da64794a46f7f384f33d4bd6098f40642ebe6f62429327d0e52af97aafbf
- 01 L cda05583ff2287af5cb38977ccb82faa942adfc3d80b66d0cf4a416a1db5e34c
- 02 L 5731a91d991eeffc2d1bcae89ec8456f9c9976191d6ee138f525b9d949f7d5ca
- 03 L eb87a9f9600cf12630aff47d3032ae7e25cb5b63c946c546d4394b3486f72d89
- 04 L a284db27ed28ff6f68d99e1ada2d67c425358cc0b64f2e726db2ac515a71bde1
- 05 R fb325cac1fa8dcea54cc1afcbe250ae8fa1e4ba02645a933244a103b20b18de7
- 06 R 7879e601a29b8e96134c88bcdcb54a8182e88f07237c9b1e634d60654fd1935c
- 07 L 479107dbd23b075a140a9c7bb5d410d6d56944436896c5c6d7458a6247e164f7
- 08 L 45782357ad8f5abaebe344dd16e2b17de91c6e43f249e23d8251fc09030b4602
- root 77a5e03b523ff9ff21839895cf845a7a704511167c8ff7b290103f5066c5bd6f