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 - REGION I Award a ₱108.9M contract to VIKING CONSTRUCTION & SUPPLIESNational agencies
Transaction hash:
6290571b452db326f2bf80fa4f00d6ed0becd1ba38f97ddd30733825155d13ca
Status:
Included and unchanged
Block:
#2,356 3,657 blocks after it
Position in block:
Transaction 70 of 161
Award day:
Mar 20, 2015 (11 yrs 7 mo ago)
Value:
₱108,916,297.57
Project:
Widening of National Roads along National Road 1 (
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 #2,356 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 - REGION I awarded it to VIKING CONSTRUCTION & SUPPLIES on 2015-03-20.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 6290571b45…5d13canow …
- 2. Block Merkle root changedstored 73f71a332d…e766ffnow …
- 3. Block #2356 hash changedstored 35fae5c2aa…c7416bnow …
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 160 records. Each step hashes the current value together with the sibling shown.
- leaf 6290571b452db326f2bf80fa4f00d6ed0becd1ba38f97ddd30733825155d13ca
- 01 R 637d7d7eae4764ee8b0257df492aacd0424874c761719b9f364e74df3ea67b16
- 02 L df9b11481d9cdd8fda640f40bc9bc85ce1b3173b806ee8e6a140ed726650bb97
- 03 L d2b6cfa59d286ec05beaff1941ae73c357fc7d69f4a79f9b5efa1b63c82a95a0
- 04 R bba0941071520eec4594cf9de7e38c33338f0ff7b518e94c334ace27dda2fa30
- 05 R 12848f4fffdba1ee9b2aad5d24f157b5ff65ebce0615acf57caf02d8ef9735bf
- 06 R e0d0d866d94ed29f6d3d17a6bf93b5a1b9a6d92c24355b9c9d18d49d6eae5e63
- 07 L 2f028e7002144bcbbab5dde31ed4475f9b5cc8d46dd285a6a36a686fbbfe17e2
- 08 R 6f4fbf3ae409f7c79e432bc339bb77c6780d7c5a4bfc8843f65e1e40fbcb9ac0
- root 73f71a332d04c4c0000809e6b4766086c505e2e9fb2ab034052afdfb4be766ff