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 - CEBU CITY DEO Award a ₱2.1M contract to LA PRUEBA CONSTRUCTIONNational agencies
Transaction hash:
8b3a6b00e2dffa8e73daa1f65ee12fb27c08eefd6c9c00ef875d464eef378f2d
Status:
Included and unchanged
Block:
#2,184 3,829 blocks after it
Position in block:
Transaction 71 of 139
Award day:
Sep 16, 2014 (12 yrs 1 mo ago)
Value:
₱2,084,932.00
Project:
Cluster VII-BLDGSConst. of Three (3) Seater Toile
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 #2,184 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CEBU CITY DEO awarded it to LA PRUEBA CONSTRUCTION on 2014-09-16.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 8b3a6b00e2…378f2dnow …
- 2. Block Merkle root changedstored f3c50cb077…74b7d2now …
- 3. Block #2184 hash changedstored 1e6ad75023…8d87b9now …
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 138 records. Each step hashes the current value together with the sibling shown.
- leaf 8b3a6b00e2dffa8e73daa1f65ee12fb27c08eefd6c9c00ef875d464eef378f2d
- 01 L 8aba170ec2c7ab2847cf025e29395f8d6eae11997ee19289c462a019d79efce8
- 02 L 8ffc95b18a23692e9a275e54311689c6cd47adffb9f3429500a37cdb47aca6ec
- 03 L 846c94cb0d70dae9894b37876dbbd9ec5e2cc85cf8d9053c509928e8ee6a2330
- 04 R f350a6e604a53bb4df2371ef6db268d2e7daa0818fffee364fb24fa245b0354c
- 05 R 506832595394f8953c222f8abbcd05b28f7e40344822e674e66249c1e7012e47
- 06 R 36471d63dbd83a0f320d49c8035166068659f73cd7b47432cef75e287b7bcf27
- 07 L e03d9e45f0e6da48ccdb0aee4d1892a1ca871a098764473b8c0b71b2b0073a51
- 08 R 651ae66caccc48426d7a2f7356b454da2b280a868b80d2245e35672d13bccdd5
- root f3c50cb0776a6ae6644cb5da7fbcc9b2a5572be5f814885e145bd58c0274b7d2