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
CITY OF QUEZON Award a ₱9.6M contract to DIADEMA ENTERPRISESCities
Transaction hash:
2a1e8e5edf9a62868bb9deb4a80be96caff5c3ba7f3df9615315c6a12f2415d1
Status:
Included and unchanged
Block:
#4,304 1,709 blocks after it
Position in block:
Transaction 18 of 123
Award day:
Dec 11, 2020 (5 yrs 11 mo ago)
From:
Value:
₱9,573,347.39
Project:
20-00049 PROPOSED CONSTRUCTION OF COVERED PATHWALK
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 #4,304 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)The award does not say which budget line pays for it.Not published
- 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)CITY OF QUEZON awarded it to DIADEMA ENTERPRISES on 2020-12-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)COA's CY2024 audit of Quezon City gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 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 2a1e8e5edf…2415d1now …
- 2. Block Merkle root changedstored d0d2d3cfd9…e85b42now …
- 3. Block #4304 hash changedstored 37b615508d…c42dccnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 122 records. Each step hashes the current value together with the sibling shown.
- leaf 2a1e8e5edf9a62868bb9deb4a80be96caff5c3ba7f3df9615315c6a12f2415d1
- 01 R 2c3a7587f41791acab3bf6d8557027097d2bbb4a914e1c1b73b5689876c0de0c
- 02 L 6605d2a063782da1937eddbbdcdcde95e00eb09e956f731b8660510e81e1ae3f
- 03 R 929ad29c08cd546dd3ef74be10792d1a78f5f223e0954b3b93b3217470c4f909
- 04 R d8d1b53bc1c1aa2d284fb90d8e9ec64c91c0baf5c6942d58f777c5e4a60f07a2
- 05 L 416b170d0aa598671a09afdceb0211e2bd219d3bbf8ee38c23378846b9e50687
- 06 R 7fe6a20411a00cca82af06445208a47a8c216e0b810ecd30aad9cd7fdeee9ec0
- 07 R f907f768528cf2071edf244d3033d3b141d09499c71ca9091c2076e4ee68f51b
- root d0d2d3cfd9f03c30420c824d0f42d894ddd2ce2a8e93607ae91ff16709e85b42