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 - ILOCOS NORTE 1ST D Award a ₱4.7M contract to MARAPAO EVANGELISTA ARCHITECTS ENGINEERS BUILDERSNational agencies
Transaction hash:
a623abcf7b83d751288bc91cf6a0fcab9ca837ce5843b61b20bf9599aeff23f0
Status:
Included and unchanged
Block:
#5,761 252 blocks after it
Position in block:
Transaction 275 of 421
Award day:
Feb 3, 2025 (1 yr 9 mo ago)
Value:
₱4,706,064.46
Project:
25AA0397
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 #5,761 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 - ILOCOS NORTE 1ST D awarded it to MARAPAO EVANGELISTA ARCHITECTS ENGINEERS BUILDERS on 2025-02-03.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 a623abcf7b…ff23f0now …
- 2. Block Merkle root changedstored 034d4c5dd9…485c1dnow …
- 3. Block #5761 hash changedstored 632fe568f5…24b876now …
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 420 records. Each step hashes the current value together with the sibling shown.
- leaf a623abcf7b83d751288bc91cf6a0fcab9ca837ce5843b61b20bf9599aeff23f0
- 01 L a583260ba25dd69e2c50d7907a4f153b90c89d619a2d92bbf2e1b671f2fe06b8
- 02 L 5e0a8062ea3d4bd1f5454c7719cdd584ff14f9b11710d25feae6ce41c8bbbf2f
- 03 R 632eb4050826d2079259febeed3ec782f16dbfc021b62c050981a90cb23b19b2
- 04 R cd3d482683ff35b08d4d20dbf465af4cb30c52a87710cb8e613c15e0e8fe9d53
- 05 L 080e0c88dcfa769ccb164e2d20091cbf3abb52bdc0203bfe76214948d5140eef
- 06 R e2ee12facce2a71c2598eda1341227c4b76fa5cf85202c61d4b0928dd485f516
- 07 R b42a1591137f37dd1f4ccb5740ba2531e32016fa2f003d191b307d12430dcdd3
- 08 R 5b720a2657c497b0d342bbf22d854c8f0744b93e8c71eaaef87f8e0359b23347
- 09 L cce2170d808df7e54ecb4fcf0ed7bcaf8646ef0c6a937b4be3a556f7fa5f2adc
- root 034d4c5dd974cc2bfdea0561119e112a4ed3decbc2d0250312a5dde932485c1d