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 - QUEZON CITY 2ND ED Award a ₱43.4M contract to MANCOL CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
a9ccb98eb4f5a7e4deb0fc4f5e5073c519da6e9bfb9d871e7d85d1ad4d3e3f4f
Status:
Included and unchanged
Block:
#5,011 1,002 blocks after it
Position in block:
Transaction 162 of 241
Award day:
Dec 19, 2022 (3 yrs 10 mo ago)
Value:
₱43,392,986.63
Project:
22OG0170
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 #5,011 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 - Trust Funds 2022". 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 - QUEZON CITY 2ND ED awarded it to MANCOL CONSTRUCTION CORPORATION on 2022-12-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22OG0170: Not Yet Started, 0% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 a9ccb98eb4…3e3f4fnow …
- 2. Block Merkle root changedstored 594c719862…ea3272now …
- 3. Block #5011 hash changedstored 343bb80289…1b63cbnow …
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 240 records. Each step hashes the current value together with the sibling shown.
- leaf a9ccb98eb4f5a7e4deb0fc4f5e5073c519da6e9bfb9d871e7d85d1ad4d3e3f4f
- 01 R aa80d3b47a22e2a608f86c8b06b69de5d5ea0a0807b4b0d5595b82564f0770b2
- 02 L 4049d359bcbd9c725646a1584f204c7f39c394645329a132965dc42b7736c55e
- 03 R badc5449de4070a2cc3a2d12e9708745a068a5701071b423b5198d84e74ddc8c
- 04 R 0f63d45263dbff9acb1deeb96bfbe57dde16f3bbcfc825c6df8e3c43706ae0bb
- 05 R 1046cae2606acfdc9b453927ad1ab12396154b45a5033448bb040159b2aa5da4
- 06 L d50eea1ac24136b5d0840408e5be32e1ee5646ff22187334955ec0234fd7f9df
- 07 R d25d87826ffe11544c5bf9524fa7d5b1c6f6e0a7be829e7e47c20370a00cd09b
- 08 L 9e1fae75b0d2715f5420664817671fc601b50e94c62de82d494484d7a0303f4e
- root 594c719862b72ddd60ce6b7954e93a25675d63f9bc671e197aff86f545ea3272