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 - N. ORIENTAL 1ST DE Award a ₱1.8M contract to JOSHUA ENGINEERINGNational agencies
Transaction hash:
d9df4a036e0feaa9862e09eff8087eac1f2a49ebcde883fa4814583fa242a630
Status:
Included and unchanged
Block:
#2,488 3,525 blocks after it
Position in block:
Transaction 227 of 266
Award day:
Aug 12, 2015 (11 yrs 3 mo ago)
Value:
₱1,800,103.33
Project:
Construction Project
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 #2,488 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 - N. ORIENTAL 1ST DE awarded it to JOSHUA ENGINEERING on 2015-08-12.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 d9df4a036e…42a630now …
- 2. Block Merkle root changedstored 8dad80e359…4c9c97now …
- 3. Block #2488 hash changedstored d7cb69cb2d…d3ecaanow …
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 265 records. Each step hashes the current value together with the sibling shown.
- leaf d9df4a036e0feaa9862e09eff8087eac1f2a49ebcde883fa4814583fa242a630
- 01 L d994ac9c718c341ce27b9dd68d8f378d014bf31d76410acfa1c1396139a09b7a
- 02 L 44bff928b006c8506d3d2c00b35731ee132eaaac97c7def11c10c910bff418f5
- 03 R bd8548daf5755ca5176759f4fc583e1a25019dbc134fdad3d5eb1cbf815e3885
- 04 R dc954bd8e5e0c2703596cda49722aba8e228e08f35928e5ac07f852bb8f702bd
- 05 R c44c5ffe4b120a536a5734a3c9d6d609d55a102e95c60eac786690556f65acab
- 06 L 6e8a0c9b3ec010c5f60ea8700502e845cde17ed2b069250b8af23f8649a4cba6
- 07 L 1ff4f27ad6e7c6fb16b4f51dac61e86356a367278dd1d4425f5bc775138a61d1
- 08 L 0117a1802b3acb7b0263f893ac018ae861d87d5747c16cd5cd0b0f37fae37fa9
- 09 R 916267d402081cf85b5ba9033b5d810cf0e2215451c892262ba0f3f8614c306e
- root 8dad80e3596b381defcb65a56a26f7f37da3b45decbb4d31f7e542b5264c9c97