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 - NUEVA VIZCAYA 1ST Award a ₱9.6M contract to E. L. CHAN CONSTRUCTION AND DEVELOPMENTNational agencies
Transaction hash:
da27b968c1951da4d1207e91720be11713b059e4275dc3b4ebff619a99169931
Status:
Included and unchanged
Block:
#4,676 1,337 blocks after it
Position in block:
Transaction 673 of 798
Award day:
Dec 31, 2021 (4 yrs 10 mo ago)
Value:
₱9,600,929.95
Project:
Local Program-Flood Control and Drainage-Flood Con
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 #4,676 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 - NUEVA VIZCAYA 1ST awarded it to E. L. CHAN CONSTRUCTION AND DEVELOPMENT on 2021-12-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21BI0043: 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 2022-05-09). 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 da27b968c1…169931now …
- 2. Block Merkle root changedstored e2a179648a…215c3anow …
- 3. Block #4676 hash changedstored ed19b5e47b…1ab905now …
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 797 records. Each step hashes the current value together with the sibling shown.
- leaf da27b968c1951da4d1207e91720be11713b059e4275dc3b4ebff619a99169931
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- 02 R 35abf57d0cc39a8a3e75e42745f23352a2bc5a553b2dd3c21ee83787af960168
- 03 R c266531742be94a99734f56062c325a9e61d9d348ca99e0db1ebe5d8d0eb8a45
- 04 R 8b4af9d40fc99ff71d36d292fbb4f55869c1ad1d70d6d6750a19b18a3fea8023
- 05 R 45887276cd0c5fb76811065907ce528db9a9834fea9b2d7416cbb54f78bcb0ea
- 06 L df1c8a89ca18e01b6d6b2f4a60dbfe3786f6af29249e70416aa754670f729626
- 07 R 07bdbc62c9d843ce76ead02b4329416da51672835bde2b4c3210df1293573e46
- 08 L 451b863bbb88aaad35ab71b5798ccbad7cbca80d9ec59b2a2f4e4e1f81c971dc
- 09 R 6b2aa0f93f5a289d4780be5859bd18393ca29d037c5606bfa6c0507318210e9e
- 10 L 5e47c515c7d227cabea4e133ace4ed50d7a3944fa6caa35cb48e8ed7fc4513b3
- root e2a179648a6589df661534bb5271a23f726a67490558beb17a0727841d215c3a