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 - ZAMBALES 2ND DEO Award a ₱9.2M contract to BUILDERS EXPONENT EMPIRE CORPNational agencies
Transaction hash:
80cfe91c8b7c1859faf4b86cc8d9cad5b1406354d4c05106b3cdda6118b0e0ac
Status:
Included and unchanged
Block:
#5,052 961 blocks after it
Position in block:
Transaction 767 of 1,487
Award day:
Jan 30, 2023 (3 yrs 9 mo ago)
Value:
₱9,167,809.02
Project:
23CM0001 - Jose Abad Santos Ave (JASA), K0119+022
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 #5,052 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 2023 OO-1", i.e. the FY2023 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 - ZAMBALES 2ND DEO awarded it to BUILDERS EXPONENT EMPIRE CORP on 2023-01-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CM0001: 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 2023-04-15). 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 80cfe91c8b…b0e0acnow …
- 2. Block Merkle root changedstored f854e0b201…a98350now …
- 3. Block #5052 hash changedstored 180f9f7a9f…744c1bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,486 records. Each step hashes the current value together with the sibling shown.
- leaf 80cfe91c8b7c1859faf4b86cc8d9cad5b1406354d4c05106b3cdda6118b0e0ac
- 01 L 80c8b6449a827ffaaf7d29580ecbdbd00a89662c3ee881ed9bba1edf912d7f90
- 02 L 2fa40a3871da590fe4afbccaae7c0e26c064936f70d8ea947a21d1caa4f1745c
- 03 L ec4d11f5c2160b39b0d30da1b6c7a2ae5040ef97e65291ca77ec3f67b6d67beb
- 04 L 12cdb519f28ab81a596d0a455f139f0b95a2fdc66a940a6fb6f320ff0a947c03
- 05 L d7aa9e72e3117c5a831c93bca14b9ccb135a78084a371fba2aa73e1af38f30c2
- 06 L b6af1d9d1fc69a666e1dcd0d189ff3e222a1e75e9ab0899d7c5c63e569350ddf
- 07 L 4d7e387f93f5b96604add406544b5d5576a31d5d546587ea03790a71c92abf94
- 08 L d386c26557a43817a4bd0d2553f4fbca894239dbd7a28a09b6b13dec115fdd59
- 09 R 7d33ce95049d892d158938d611ccde5ba220667348e4bea53bcaa0096c926d05
- 10 L e05da6d61028b2195a9b4c91e8e7139d8a3fd06c19681bc2e6d4e755cd3cf290
- 11 R 10c098714a69f7b82632e04326403f8f5b81c91553fa4a71dcad70a3b03c443c
- root f854e0b2018dd92fa4d46fbe1f8697dd8c22a3a38cf699e159d73814efa98350