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 ROXAS, PALAWAN Award a ₱2.1M contract to JAS TRADING AND CONSTRUCTIONMunicipalities
Transaction hash:
4f788d2f1f9488cb0ea4ec4f90fb3712c7705415b710f586906779f1c515906f
Status:
Included and unchanged
Block:
#3,494 2,519 blocks after it
Position in block:
Transaction 42 of 172
Award day:
Aug 2, 2018 (8 yrs 3 mo ago)
Value:
₱2,099,498.24
Project:
Concreting of Roads
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 #3,494 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 ROXAS, PALAWAN awarded it to JAS TRADING AND CONSTRUCTION on 2018-08-02.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 Roxas 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 4f788d2f1f…15906fnow …
- 2. Block Merkle root changedstored 16260d1efd…cfa9aanow …
- 3. Block #3494 hash changedstored 1178b7283f…6e8f2cnow …
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 171 records. Each step hashes the current value together with the sibling shown.
- leaf 4f788d2f1f9488cb0ea4ec4f90fb3712c7705415b710f586906779f1c515906f
- 01 R 50b707c8c9dbcde675a5d13e00f7d0d449bc65bf9f124980bdba78a7d606880d
- 02 L 7f9548f7db928edcb37b3d7691b443b01099168d799585274a4a73704c682dc5
- 03 R edcc2136dcb1c9a0348a68b529365477ba2beae1899ef15ee2bfb0f22b77f017
- 04 L 5e5898a45a585ceb24dd8daaa4995efea4e1d6a0fe01cb3204ad528cce2e9810
- 05 R 39f5c6524591a9f8b2396f1120385b0fe9063573fe3a522b02ecbc35480034e5
- 06 L 73ba3172747f40359a63c2fea03ec75882f787e117022668c8db03a923605c1f
- 07 R f8174306cb51e3a0feb0dbbc643ff5ad3d52b67f0445a38a0ef38837bbd86a7c
- 08 R f44a84516e64055afb889b3420f3c666ab4533b7ea64a35559ff7e4278f6fc53
- root 16260d1efd26fd02a6b04a0150bad715e1ee89b692eb81d5f37015d9e2cfa9aa