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 - RIZAL 1ST ED Award a ₱4.7M contract to QUATRIX CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
71c925c6fc5df3d0638e60eaab63c1093759a0ed510d33439655bc2de61ae339
Status:
Included and unchanged
Block:
#3,060 2,953 blocks after it
Position in block:
Transaction 134 of 273
Award day:
Apr 28, 2017 (9 yrs 6 mo ago)
Value:
₱4,743,232.42
Project:
REHABILITATION OF EXISTING DRAINAGE SYSTEM
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 #3,060 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 - RIZAL 1ST ED awarded it to QUATRIX CONSTRUCTION & SUPPLY on 2017-04-28.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 71c925c6fc…1ae339now …
- 2. Block Merkle root changedstored d6bd1ce08e…d555eenow …
- 3. Block #3060 hash changedstored d8e747b31d…607740now …
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 272 records. Each step hashes the current value together with the sibling shown.
- leaf 71c925c6fc5df3d0638e60eaab63c1093759a0ed510d33439655bc2de61ae339
- 01 R 72dd97117afbd944d052a501d08812fc28b1ac2d51c7cc414dd30dba5cb20597
- 02 L 4e85d61bf207602156f4795eda19b65f0a98248c2b9273de6824e78e4f18e182
- 03 L f64381ee31074d8d7cda34a00bc3d6ad8106520815e32aab1d8fd7620124105b
- 04 R 6db8328c57ceb14dce8ff6489d88d087963aace53ed13038fd70b6307803010a
- 05 R 931bc4b2ac3e2c8144f37a821c0712dc8544abedf18387435988185cb575c0b7
- 06 R 32c343286df284785df80758d583aa021952e125efc0f27738da60da187a7d85
- 07 R 909558f26dcbd00a06f117ac97014539eaf3ca3aa4cb89f377339e9da2cc25f1
- 08 L 81a4377d60634c8c93767bae5c35aecbe86849ef656231cb34531cd1ac560c82
- 09 R bba65c7bbea455968d8c71f893eb741dcc622315fc4024692dbb45eefca1a13b
- root d6bd1ce08e1adb1e8d9e0a047e6aa9547fd29caab0113955f996f40747d555ee