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 - SOUTH COTABATO DEO Award a ₱1.4M contract to NASCON BUILDERSNational agencies
Transaction hash:
fe1e502b768c90f3eabdaa9d3e85e9308ec8ec078ee5b04a40031609730402cf
Status:
Included and unchanged
Block:
#3,936 2,077 blocks after it
Position in block:
Transaction 208 of 209
Award day:
Nov 13, 2019 (7 yrs ago)
Value:
₱1,439,721.27
Project:
19MG0171
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 #3,936 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SOUTH COTABATO DEO awarded it to NASCON BUILDERS on 2019-11-13.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 fe1e502b76…0402cfnow …
- 2. Block Merkle root changedstored 372aba8433…cb90f9now …
- 3. Block #3936 hash changedstored d0b682d72f…70f3b7now …
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 208 records. Each step hashes the current value together with the sibling shown.
- leaf fe1e502b768c90f3eabdaa9d3e85e9308ec8ec078ee5b04a40031609730402cf
- 01 R fe1e502b768c90f3eabdaa9d3e85e9308ec8ec078ee5b04a40031609730402cf
- 02 R 33f20e49f6ca71d5a8184e6c68acd6995bd375b30ab0e97fa53cc4436da8b6c7
- 03 R 247e8b576e07ed8cff0176afa4291dea72c37da31ec584889c87beada3bb00c1
- 04 R d37109054a12539eb734624ecc03a3e9891758401732f9fc3e9ccc39829c4215
- 05 L 0ea0f9f3fe97731efe89fc0197004d8d6caf28c4bfb409e57b5c63a203760267
- 06 R 3e61a18a60fd954b4bf219f303ea468c0ac032f921d0bd510b1dac1b5975c755
- 07 L 9b505cc099994b3393e2920a4d54d4406710ca18fd61842ccc483171100e42cd
- 08 L 22043ffca954e93a01c8ab89a8bc49c38cd617a91e232e313807724f0a4a96a9
- root 372aba843315104d66da5c6a1bc0a2d0a59434e36bc0d0173a79ad4804cb90f9