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 - NEG. OCC. 1ST DEO Award a ₱4.8M contract to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLYNational agencies
Transaction hash:
e0ecce99cd63bcf63a8be716676f767255e8c1d50553d72196eca395ce38a83e
Status:
Included and unchanged
Block:
#2,424 3,589 blocks after it
Position in block:
Transaction 114 of 138
Award day:
Jun 4, 2015 (11 yrs 5 mo ago)
Value:
₱4,784,088.84
Project:
15GK0047
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 #2,424 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 - NEG. OCC. 1ST DEO awarded it to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLY on 2015-06-04.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 e0ecce99cd…38a83enow …
- 2. Block Merkle root changedstored 875d3a47cb…770510now …
- 3. Block #2424 hash changedstored 64a81874c7…b0b274now …
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 137 records. Each step hashes the current value together with the sibling shown.
- leaf e0ecce99cd63bcf63a8be716676f767255e8c1d50553d72196eca395ce38a83e
- 01 R e1074d85e081af2b17fa67784f1415e176d710a9351e88e015c466d834f8857e
- 02 L 14471a8aea29c62e1c3f40cc3419e95a23d99b355d7930c7cd5a0e6d8d6ee268
- 03 R 1a9b7bf5799d14d01fc3e345101b6b2f17c88a86175d6da4e09d7d3a39c42db3
- 04 R 5f73d9a4fa825df4254a50461c168e389e01d686c07f5dec656d0f1084f9438e
- 05 L 693ceb6573581cdb10b156bc75d6350fe4a8b60d2a35a56a52b227ce9448417e
- 06 L 298442f06e330f7e4230e47e08598c17b3699d12dee1fc3786e4e60d2ebfe8b9
- 07 L 706c44060d6bd3a678e613f1f77ea6dc210d83d3e202c3adda78fc45ea80e6c7
- 08 R 2bdab0566a37deb99727722c71783a24c9c6994b5f749aca3d2b8d92e8bedb8d
- root 875d3a47cb8383bff9a33fd88b647b53e57e76bb8cc42e2be29a8b2ac1770510