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 - BULACAN 1ST DEO Award a ₱14.6M contract to SAMJS CONSTRUCTION SERVICESNational agencies
Transaction hash:
ebd632e992b52193abdc3f27ae116707dc9b0f3f35ec1bbd86ff2b58974ac6ad
Status:
Included and unchanged
Block:
#5,126 887 blocks after it
Position in block:
Transaction 450 of 483
Award day:
Apr 17, 2023 (3 yrs 6 mo ago)
Value:
₱14,551,426.63
Project:
23CC0392-Construction of Multi-purpose Building Ti
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 #5,126 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)DPWH lists the funding source as "Regular Infra - GAA 2023 CSSP", i.e. the FY2023 GAA. The exact UACS line is not given.Partly
- 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 - BULACAN 1ST DEO awarded it to SAMJS CONSTRUCTION SERVICES on 2023-04-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CC0392: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2023-08-07). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 ebd632e992…4ac6adnow …
- 2. Block Merkle root changedstored 752cdfb306…0739a3now …
- 3. Block #5126 hash changedstored d67045743d…ff2a67now …
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 482 records. Each step hashes the current value together with the sibling shown.
- leaf ebd632e992b52193abdc3f27ae116707dc9b0f3f35ec1bbd86ff2b58974ac6ad
- 01 R ebf17a4da552747b53c9e79eb8fce5476836d1eaad48be72d25865a3b81b9d18
- 02 L 9da897d20ab56d6112bd3a311f57ed3c99e1c0665356607a2f678dcba1f6237f
- 03 R d592a724b7a58e71aaa74a5a83cf4c0ce561ba5debfeccb423b48e40290b7044
- 04 R b54a1b1511d058e05ac5e0019c6184c177afda684216e52c47527af431176135
- 05 R d8d65063d367449b08e0246b3cfad064e76fed560965573c27878dbd2eedc4ce
- 06 R 2ea4cec413a93d0f4e538c15be20c1dd6b4f9d503f6edeb5b2d33280c5ad7a1a
- 07 L 86b5e9ada00f7f4b53c9f7acd0e3198baa697be9c38fa2e34c6a99636a364275
- 08 L a8ff3e933c05812b6650bb35a131d9d0f6b9b254f58a1518b7b4e18c5e3bb9c9
- 09 L 3f949dc794a8d5aa2bdc9d30aad406f2e81472495e32c6e061465efdc52b2a1b
- root 752cdfb306017e7e8921cd6f07eda8e8c7d2462e7de905b1870f54c6000739a3