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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS -CAMARINES SUR 4TH D Award a ₱2.0M contract to CTAN CONSTRUCTIONNational agencies
Transaction hash:
72fd68b2d5fb0e092e2a09709cf1e223c404b8c7926a86c5e377efb28b6b4e18
Status:
Included and unchanged
Block:
#2,846 3,167 blocks after it
Position in block:
Transaction 75 of 158
Award day:
Sep 9, 2016 (10 yrs 2 mo ago)
Value:
₱1,960,200.04
Project:
16FG0053
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 #2,846 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)DPWH lists the funding source as "Regular Infra - GAA 2016 Locally Funded Projects", i.e. the FY2016 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS -CAMARINES SUR 4TH D awarded it to CTAN CONSTRUCTION on 2016-09-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16FG0053: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2016-11-01). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 72fd68b2d5…6b4e18now …
- 2. Block Merkle root changedstored 27d4665d63…db7b7cnow …
- 3. Block #2846 hash changedstored 7e24d6f4d9…913b95now …
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 157 records. Each step hashes the current value together with the sibling shown.
- leaf 72fd68b2d5fb0e092e2a09709cf1e223c404b8c7926a86c5e377efb28b6b4e18
- 01 L 6de39893c1be6a8606e330ab39a9b8eb74badc734b0dd0852ed47045a26927a6
- 02 L 1ef1cea666cf3e604684a0b33b5f700e9c539ba9548f03f15a05a47b79c53304
- 03 R 017bdb0fcc13ad684845bd97940fdfd705579af3d71f8655ba2743d561d2d2bf
- 04 L 69b1f53b6c608f7c32601f24974aafb0c100c3d116cdb99a5f2dc162bf8c05bf
- 05 R 9d9c4f51fa7954db2fdae2f2886c273de18dd6a64e6a075c7f2296a39435d48a
- 06 R a4ad8fb32fe12b5a641f02da511120178ab479ede407643aeb516a1a7ec2486b
- 07 L 469ba3c644ad52a067570ef03812fa88f27b5876a63ae8d01449190aa29eda60
- 08 R bd2cd58ee2e42f2d5e083da4f3b587f884e516de2a7bbf1a7faaafb4a454377c
- root 27d4665d6359d7bf1f99c0bfc443628cbdfb8389eefba1f207bb508d47db7b7c