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 - BATANGAS 2ND ED Award a ₱9.6M contract to MAC BUILDERS CIVIL ENGINEERING CONSTRUCTIONNational agencies
Transaction hash:
a1d903bbfbb2de0251eb3e9711f01937e26f4e57f232e6a2eb08ad35ef935a85
Status:
Included and unchanged
Block:
#4,748 1,265 blocks after it
Position in block:
Transaction 498 of 755
Award day:
Mar 16, 2022 (4 yrs 7 mo ago)
Value:
₱9,601,848.59
Project:
21DE0113 Local Program – Construction of Road with
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 #4,748 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 2021 LP", i.e. the FY2021 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 - BATANGAS 2ND ED awarded it to MAC BUILDERS CIVIL ENGINEERING CONSTRUCTION on 2022-03-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21DE0113: 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 2022-04-19). 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 a1d903bbfb…935a85now …
- 2. Block Merkle root changedstored 49bfa937da…58f062now …
- 3. Block #4748 hash changedstored c9c6501282…1b848enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 754 records. Each step hashes the current value together with the sibling shown.
- leaf a1d903bbfbb2de0251eb3e9711f01937e26f4e57f232e6a2eb08ad35ef935a85
- 01 R a1dbf3da5c7a70698f474b2b5ddfeb0361fea6262acdcaa6ad6245493c571c3b
- 02 L d746e8daa32f28ea442a79c8c50918f7a1362e19ffa637ba39baa588a51c9e65
- 03 R dc4940b2f154b4cd6dbcb6ec5d8a029cde1074a1e98f0329f27440a6a3424b22
- 04 R 3329536d1e1d0ac94b26400ce7ae9f1443e97a732ad161bfccfdd7eebec7562d
- 05 L a6d5b8fe19eac96120695e7f5bd482f85ac629d10f3d78ce15b6d21c50355cb5
- 06 L ccb90cf48a4dfce43fa62d33a025fe4c14c1bd2ff01d35c9312aadbb0e49eada
- 07 L b32715822022c62b66b0ed9ab25668c8beb7fe185b650277a81b55b781404e5a
- 08 L 29e091440d0e73aa640f8ceee4dfb03dc736e51d0cd5527c831483be257c7985
- 09 L b68d23d9db4864e4b67d375f71536f878c9dd2fa953ea4fa2445df0ce85490d3
- 10 R 4f72140deb2afc65ba670d8b7c164ef7c4287412b5c0a8e92c259cb972938d6f
- root 49bfa937daadda4a5c4d9ece3272ff45b81898442ce5ce9ae5999fc15c58f062