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 GERONA, TARLAC Award a ₱1.7M contract to B.K. SY TU CONSTRUCTIONMunicipalities
Transaction hash:
f1cdc459f4e423a91e7e155f39aa6834803ab8eec43f58998b79f245435f4c6d
Status:
Included and unchanged
Block:
#3,239 2,774 blocks after it
Position in block:
Transaction 204 of 213
Award day:
Nov 7, 2017 (9 yrs ago)
Value:
₱1,687,013.66
Project:
Civil Works
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 #3,239 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 GERONA, TARLAC awarded it to B.K. SY TU CONSTRUCTION on 2017-11-07.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 Gerona 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 f1cdc459f4…5f4c6dnow …
- 2. Block Merkle root changedstored 579e9023f7…639e83now …
- 3. Block #3239 hash changedstored 48e3daca15…357d48now …
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 212 records. Each step hashes the current value together with the sibling shown.
- leaf f1cdc459f4e423a91e7e155f39aa6834803ab8eec43f58998b79f245435f4c6d
- 01 R f55ff45e382db5a9b4ecf0f6a2ac4fdccd906613c1cea5adf2097f71e7be0b6f
- 02 R 0b0cbd038ff39b1cec6638eb99b284ff8ce8051679b1f5e337ad50b5225c1514
- 03 L 9871811b5a9d9788e7d3a37480b9490157f5016f609d2125d3e78398f8d374d3
- 04 L 1cf82dcb2079a46cfff08786d47dede06f5a547c063a60afc3ea16d6092d6d56
- 05 R b614e45b8dbb52a9d08c7b0f60a9bda61da8cdd89a8ab4573a98bc44a120f9ea
- 06 R e7161186cfc8272360702b0763eceec6e21982e71d876893a8ee69dcfe2f0da0
- 07 L 3b57048c4bf9a14fbd0b9e6152fa03990d971e4feb7d1d70deca74571c9303da
- 08 L f9a07ea9e7e3b9cdb0962ad554d64f8a5477b6dd2e2167ecc3494791bc207e2d
- root 579e9023f7dada53192a715e9b3acd5ba94d532d6e9e7ed9e03d82127a639e83