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 TAAL, BATANGAS Award a ₱149.2K contract to 8 J' S CONSTRUCTION & GENERAL MERCHANDISEMunicipalities
Transaction hash:
33cf85be54eccc488c85bcc6c3e83e09e63e5b4a90b31d5c284bdb47ae32a8c9
Status:
Included and unchanged
Block:
#2,767 3,246 blocks after it
Position in block:
Transaction 24 of 123
Award day:
Jun 17, 2016 (10 yrs 4 mo ago)
Value:
₱149,200.00
Project:
Construction Projects
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 #2,767 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 TAAL, BATANGAS awarded it to 8 J' S CONSTRUCTION & GENERAL MERCHANDISE on 2016-06-17.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 Taal 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 33cf85be54…32a8c9now …
- 2. Block Merkle root changedstored f49d4c71df…9916b2now …
- 3. Block #2767 hash changedstored a58a97fd6a…66e38enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 122 records. Each step hashes the current value together with the sibling shown.
- leaf 33cf85be54eccc488c85bcc6c3e83e09e63e5b4a90b31d5c284bdb47ae32a8c9
- 01 R 33e0436cd50a567b402c31dd11e01a052cadad18e67b6a6a4ec32bc8e956f734
- 02 R 48ec495bfec6293406ed4ca6709fc5b1cb506f1f680575696f34f55462ad6d50
- 03 R cda59d1c3699c67d8e79df2dbefb551b56c30a095d75d0b731cf336d8ab30d75
- 04 L 0cf5fcaf2b10257ab0f551daceb9b0c0404a489a36ecca84c18c8b1c9211a767
- 05 L f3b66cf23c2f9ab29e26dbfc62e70d6965ddfa9f36d8be9921306365ad20e40e
- 06 R 1ef4d9e12e2f3674fa9c8a4d774e614a0e091972412df2d159e2750282f70829
- 07 R 5c6937eb2388e9e08d609658ef3be45acb50f0e9f0d12878617a912b1061daa3
- root f49d4c71df92517de8eff7e2801f48dc40b792b107924c0ee91e39e5d59916b2