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 - ILOCOS NORTE 1ST D Award a ₱4.0M contract to TMT CONSTRUCTIONNational agencies
Transaction hash:
cdf2b16dc2f2177be04d50c03365d9f893fd611021aad728f458df40b1ee493c
Status:
Included and unchanged
Block:
#3,261 2,752 blocks after it
Position in block:
Transaction 230 of 281
Award day:
Dec 1, 2017 (8 yrs 11 mo ago)
Value:
₱3,960,459.54
Project:
17AA0561
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 #3,261 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 "Outside Infra - GAA 2017 DepEd BEFF", 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 - ILOCOS NORTE 1ST D awarded it to TMT CONSTRUCTION on 2017-12-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17AA0561: 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 2019-03-16). 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 cdf2b16dc2…ee493cnow …
- 2. Block Merkle root changedstored 26aa3652f9…3bde74now …
- 3. Block #3261 hash changedstored f1406d7434…9bdd9cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 280 records. Each step hashes the current value together with the sibling shown.
- leaf cdf2b16dc2f2177be04d50c03365d9f893fd611021aad728f458df40b1ee493c
- 01 R ce3c4c8aa4ebfca45a70bcd27e11e287dfec60734d3f5e71588341375e36d6af
- 02 L 95988700e04ade94f858662713fedf9049f9686c07ac39823c1652ad4baf297f
- 03 L be0b6ca502a77fe8ffd50652fe094a987a20ba2c7eb9824c6b0006db60f282a3
- 04 R e3b38358b9ba8c93658d833808a07cb6bbe1c20f865c005e9d844f5fa8f3f43b
- 05 R 2dc31e792178e0bcb5bc504e7837da3838c55246cf1aa20ca1c3eb8245b7e96a
- 06 L 3eae379a4a3ceb589ea0a072ef08806ca25a968ffefacd5ed6c91018c9bf00e5
- 07 L 80446bf6d03e34ab9ce282e9cd1e3aff44ce3f7fd8168b374a13d18100308416
- 08 L 3446c1cdca8cc3b3436a3350c0a3298427c1ee90d35b86cde7ff6b7a6abac713
- 09 R 19873dc7e199b2262ef7823681174dfc59a116c3b6c4c1fd7a20d178b628013a
- root 26aa3652f9c19e8abdf70606ace1902f6b45fd2c0e24dc3bc55968a0e03bde74