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 - DAVAO DEL NORTE DE Award a ₱1.9M contract to MAG CORPORATIONNational agencies
Transaction hash:
c8b1b35aedbd978afbabfea06c094a1c14b233d764e841333d1a7eccccc4d207
Status:
Included and unchanged
Block:
#3,104 2,909 blocks after it
Position in block:
Transaction 163 of 203
Award day:
Jun 15, 2017 (9 yrs 4 mo ago)
Value:
₱1,861,550.39
Project:
Construction of Multi-Purpose Building,
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 #3,104 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 2017 LFP", i.e. the FY2017 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 - DAVAO DEL NORTE DE awarded it to MAG CORPORATION on 2017-06-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17LC0089: 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 2017-09-25). 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 c8b1b35aed…c4d207now …
- 2. Block Merkle root changedstored c8732d6039…d432b1now …
- 3. Block #3104 hash changedstored 2af3d95802…7ed575now …
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 202 records. Each step hashes the current value together with the sibling shown.
- leaf c8b1b35aedbd978afbabfea06c094a1c14b233d764e841333d1a7eccccc4d207
- 01 L c19889cb641fc3ce1819cb03535ea0868be7b5a2f52e637538b4f32640c1cb5c
- 02 L 82e2f1ee64c48802e000ec39aa78886fc6b6d25376ce2992d22104a5bb5b326d
- 03 R b531e26a77c7665bf1f0b1e009c0d4a096180e836b79315fed542e24c306795a
- 04 R cebfc55f799185362923393e236bf2210da8d30cf3a8b7c72a36002ed5a858db
- 05 R f0172c46ecff3a32bc2c9ebf228d349341071555b0028b9c38215e805ae9d353
- 06 L 30b5b53873a685eec815a3fe68b2f2fc4475dff6871e3141cc34d25f71a772c5
- 07 R 0d0e7e9e5ba553bc91b325b026a1b89d79ccd44f1010d9793877f5f2f836a870
- 08 L 501ad59ce0624320e645c11c1a3976dffbac24a52dafdd81f3cca76cc8fcbdf6
- root c8732d60399a917fc0b7bef1cfaf6d2d9ec7286e5f2b9687074769709ad432b1