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 - QUEZON 3RD ED Award a ₱2.8M contract to DQT BUILDERS CORPORATIONNational agencies
Transaction hash:
9f0db2cedc436ba2baca4454dd0b34c9826e7c743c2b5d9e39a7aa71b16268e0
Status:
Included and unchanged
Block:
#1,355 4,658 blocks after it
Position in block:
Transaction 40 of 72
Award day:
Jan 19, 2012 (14 yrs 9 mo ago)
Value:
₱2,762,050.08
Project:
Reconstruction along Gumaca-Pitogo-Mulanay-San Narciso Road, KO258+381 - KO258+575 (Catanauan Section), Quezon III
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 #1,355 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 - QUEZON 3RD ED awarded it to DQT BUILDERS CORPORATION on 2012-01-19.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 9f0db2cedc…6268e0now …
- 2. Block Merkle root changedstored 5d626ac0dd…e4eadcnow …
- 3. Block #1355 hash changedstored 388e26304f…e60401now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 71 records. Each step hashes the current value together with the sibling shown.
- leaf 9f0db2cedc436ba2baca4454dd0b34c9826e7c743c2b5d9e39a7aa71b16268e0
- 01 R 9f28b40831a1b48f7abc15a75bda1e634781aaa0d9f1a47e976ae94999f4c397
- 02 R 9b6da4ba0f195a3900641d6b3e457e8aaea18ec9dd1707fd7861dc4bf2932c76
- 03 R 4445925133ba3980d8f77c46b836e1dc9babbdc59be7322ca52d4fc47de9c41b
- 04 L e05ea30d5debf0d2ee8911351cffda78601931fdbdb5fa565b88f40bb5426bec
- 05 R 171d539d2daf868fd07c4649bacfd8433f631822efab5018daf94eb5b90feec0
- 06 L 2e0ff7eb3740fecaaf4b3fdceb8c1149e97cb6a136993c28ec941d322f19e15d
- 07 R 406529732009c16c989d4f98ed2f0a4c9d8560dfcf9d30bef9fc28242f5c39ff
- root 5d626ac0dd4b34f1fda5e56236b5ca24189318f730323da44654b91cace4eadc