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
DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE Award a ₱10.3M contract to R.D. MANDANAS CONSTRUCTIONNational agencies
Transaction hash:
01db6a2e6dcdab1a80c90bf99d0866fcf483a5e3ce48bebd9cc3e75801b202a2
Status:
Included and unchanged
Block:
#2,607 3,406 blocks after it
Position in block:
Transaction 1 of 157
Award day:
Dec 16, 2015 (10 yrs 10 mo ago)
Value:
₱10,340,000.00
Project:
15DI0204
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 #2,607 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)DPWH-LAGUNA II DISTRICT ENGINEERING OFFICE awarded it to R.D. MANDANAS CONSTRUCTION on 2015-12-16.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 01db6a2e6d…b202a2now …
- 2. Block Merkle root changedstored 2719657265…a84da0now …
- 3. Block #2607 hash changedstored caeaa7483a…2ccf45now …
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 156 records. Each step hashes the current value together with the sibling shown.
- leaf 01db6a2e6dcdab1a80c90bf99d0866fcf483a5e3ce48bebd9cc3e75801b202a2
- 01 L 019ed1ee27709eee8361a25d7d13b6b766d0192af673f64cdcc7bacf13a7d80c
- 02 R e6efd4a85f8047cd358c61e68ee0598d564930667e0caac14e2de06f8808b93f
- 03 R d6a634fc5d268e9afab12023aea90b6c18efe10aac78a3a2bd893f2e5f3c7d94
- 04 R 7d875858a011c4cb68cfa45a35609539349596d65488c6f2d8beb5c8ec7bd135
- 05 R ea01786dff44a429492b08d8453491ded5cba51bd3a9ed1066b4a9d8bb9f2eda
- 06 R 15b08351a0c357a8fbaabd5f2a2014191bb25e5c3cf2eff641cda866047a525e
- 07 R 6762f3817bd0ec9cff388ebbeaa72600c69883a4d9baf0001486a0d65b78da14
- 08 R c4bf9bfac91215117cbe51d5c174c6241472581efc1def9ec109c9bac36d0337
- root 2719657265729aa42aa14fbf8023d6a6eb6abec1c30edab63342eb865ba84da0