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 - METRO MANILA 2ND D Award a ₱14.0M contract to MACSTRENGTH CONSTRUCTIONNational agencies
Transaction hash:
ce23e4035cf95c4e787a13f61c89b8a8c594dccb32b522a1500b6d8cc45ad93e
Status:
Included and unchanged
Block:
#4,392 1,621 blocks after it
Position in block:
Transaction 227 of 278
Award day:
Mar 16, 2021 (5 yrs 7 mo ago)
Value:
₱13,950,300.00
Project:
Upgrading/Drainage Improvement
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 #4,392 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 OO-2", 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 - METRO MANILA 2ND D awarded it to MACSTRENGTH CONSTRUCTION on 2021-03-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21OC0067: 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 2022-01-18). 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 ce23e4035c…5ad93enow …
- 2. Block Merkle root changedstored fc7d5e1b9f…39a735now …
- 3. Block #4392 hash changedstored ce6667d6f3…c89b0bnow …
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 277 records. Each step hashes the current value together with the sibling shown.
- leaf ce23e4035cf95c4e787a13f61c89b8a8c594dccb32b522a1500b6d8cc45ad93e
- 01 L ccd6edb0634e84103805f52efca6958568bbaa5e85d87c929da591b4354685ae
- 02 L 066552ede0e121bf2718f315e79b8a4b6f3a4e774894e0430dc194832f7ba70c
- 03 R 0f3db48f69a8ef45ca8c5436c2855a88008ef92ab742d014126d8d9e7402b126
- 04 R 736f9bb6126bd04658ef69da5223b985c50545d94de1bc430d4a37cf23d128fa
- 05 R 415e07846f142e771b83bab801c503fe13bdc3f83bf133e6ec9f2137cd150757
- 06 L 0391ffd4387f7fcb0d1fdfa77e97542b179f9ce40d871ef8c3ee72dafa0a9a46
- 07 L b1b4bc645978d17cc9a42e23d7d1397a859ee5e9fb7e4607efe038575938271f
- 08 L 66b821c441a209818bc3b4cb7ba6b2bf152ee9b5ea8791d69e09423221ebb403
- 09 R 54cae9862a35d6adf85fae3ec7c0e197761d6a1e29ca86b683720b3d9221a745
- root fc7d5e1b9fe7685c7f7e7234dcf8c3dcb03198c42b8418a7a259a025a839a735