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 - BULACAN 1ST DEO Award a ₱9.5M contract to MEGACONSTRUCT GROUP INC.National agencies
Transaction hash:
a0fde5778a9a4e98f12dcaa58f1e58511741f299f33796058b2bb8f2aff98cc8
Status:
Included and unchanged
Block:
#3,171 2,842 blocks after it
Position in block:
Transaction 125 of 218
Award day:
Aug 24, 2017 (9 yrs 2 mo ago)
Value:
₱9,451,197.18
Project:
Package I-DA-2017
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 #3,171 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 DA FMR", 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 - BULACAN 1ST DEO awarded it to MEGACONSTRUCT GROUP INC. on 2017-08-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17CC0197: 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 2018-02-08). 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 a0fde5778a…f98cc8now …
- 2. Block Merkle root changedstored d6e4367814…c122c1now …
- 3. Block #3171 hash changedstored c3cc0e0ad4…15c65enow …
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 217 records. Each step hashes the current value together with the sibling shown.
- leaf a0fde5778a9a4e98f12dcaa58f1e58511741f299f33796058b2bb8f2aff98cc8
- 01 L a079acd12a1e765b91f21b11cab3416f86adf184453a41bbc01f76e35ecb53fc
- 02 R c41adbe6e5e6f02794a599c53f061e8f1d30b346126ce2056b74f36b7f198777
- 03 L cd2ecbb34773cfc90f5fa3d6808b136ef53351000433516c9ca96614fd680ca3
- 04 L 3c368411ca5749d48b566542cbe7578e4fbd06ce902258a771d0d1cbf99d1827
- 05 L e0dca49b6b96a0611b860af0f24a1e59d3d955ed46dd37582634aecbcf8a572c
- 06 L 3ecb2cd5110e3245f4859e490a095c84a6d952c3bdf312074b5feae99a999c96
- 07 L c1bf233ebe63f5498d60252dc96d798f15918e8e884ff9b88e7a0d81c4471690
- 08 R 0b7b313b7ef995098ffd130fe025f844d854cf5b7b3d8fb2d18b1cbf03aef5d7
- root d6e4367814743f2a1e808335cf32db7e9c862b7ab2a5ed3b31b09fbfdac122c1