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 ALITAGTAG, BATANGAS Award a ₱287.4K contract to R.G. EVANGELISTA CONSTRUCTION & SUPPLYMunicipalities
Transaction hash:
411ecd004ca04798a6a7d22e64446da32d3a35ca9cf6626046454d40cdef78d1
Status:
Included and unchanged
Block:
#3,220 2,793 blocks after it
Position in block:
Transaction 15 of 62
Award day:
Oct 16, 2017 (9 yrs 1 mo ago)
Value:
₱287,354.10
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 #3,220 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 ALITAGTAG, BATANGAS awarded it to R.G. EVANGELISTA CONSTRUCTION & SUPPLY on 2017-10-16.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 Alitagtag 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 411ecd004c…ef78d1now …
- 2. Block Merkle root changedstored 7b13af9e2b…a2404cnow …
- 3. Block #3220 hash changedstored 8c9781d9ef…46e229now …
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 61 records. Each step hashes the current value together with the sibling shown.
- leaf 411ecd004ca04798a6a7d22e64446da32d3a35ca9cf6626046454d40cdef78d1
- 01 L 3c099c0f09700acc265a839f6771e9ff355a7efd3060fdffb2dbb44d960daad4
- 02 L 4acab2b8502cf6368764360664041b9f8abc43e02341df9c4e90a56c9e8086f5
- 03 L 58f7c3c70940c7bc09b44c3943197f77ec054b088bf0b00110e83b806eedd9cb
- 04 L 73ed53805483b68817d1b9e86bcf952ff748ca22d84e002ea7c83ca1980f5ead
- 05 R 3ec98a0b90f2e21cddd7d5169d03d91407dfd2146ca591c50fc55cfa9197be05
- 06 R f01b2b50bf27fae14655b94bacfade01e801936515468384df27f3030a2ede57
- root 7b13af9e2b8404f4c3e98dbeca0f098c30dfecd8c345075567c470a62ba2404c