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 - REGION I Award a ₱7.1M contract to MAR-VEL CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
6c3f07e5f6950fa1fbc99f473d069e75ce9a26baf2cbf4a91b4975884bbae5a4
Status:
Included and unchanged
Block:
#3,146 2,867 blocks after it
Position in block:
Transaction 86 of 190
Award day:
Jul 28, 2017 (9 yrs 3 mo ago)
Value:
₱7,070,259.12
Project:
16a00153
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 #3,146 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 - REGION I awarded it to MAR-VEL CONSTRUCTION & SUPPLY on 2017-07-28.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 6c3f07e5f6…bae5a4now …
- 2. Block Merkle root changedstored 69fc5f22ec…5508d0now …
- 3. Block #3146 hash changedstored 640de0c50e…d84982now …
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 189 records. Each step hashes the current value together with the sibling shown.
- leaf 6c3f07e5f6950fa1fbc99f473d069e75ce9a26baf2cbf4a91b4975884bbae5a4
- 01 R 7074a04d3b8d3683fe9f9710dbfa698c21cdccae6f6855d247adcccc5856e113
- 02 L 0b10381eea5e499a203efa62e8c42debe9f356edf5e48d516b8f0688cc510b40
- 03 L ccadae2a84e0554b833121d6fd3221c4964dc458c86d5188d69eaae2f454f125
- 04 R d65fc82cce7137acec3cb70728d7e23e5becdc60e9e7d68a24ad2d0b9e0bb627
- 05 L 6050c47153b1529e7d7e2f3e9c6b5311cb75301713adb6b33160b7414ad6919f
- 06 R e6b68f7ba5d06717073817c9a8d1ae3de5c8f6045cd5c3e7d647ee56ec6853b4
- 07 L b1223d54d02712c7dec4002ecba1a55085d3ce010fb9102a59404fd4c1339100
- 08 R 5721ccf889e793865e1a2fb3d7312a81fda690933b4b0ad047b571ee00065468
- root 69fc5f22ecac88e18d88bac68377a001124afc51fcd44195ef178851ae5508d0