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 - ALBAY 2ND DEO Award a ₱55.9M contract to MAKAPA CORPORATIONNational agencies
Transaction hash:
d45ff99a419b00df28e6d0e27a01a6438109e6231a666fd9102d275917a2d23b
Status:
Included and unchanged
Block:
#4,727 1,286 blocks after it
Position in block:
Transaction 470 of 568
Award day:
Feb 23, 2022 (4 yrs 8 mo ago)
Value:
₱55,871,227.00
Project:
Downstream of Budiao Spillway, Barangay Budiao
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 #4,727 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 2022 CSSP", i.e. the FY2022 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 - ALBAY 2ND DEO awarded it to MAKAPA CORPORATION on 2022-02-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22FB0148: 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 2022-09-20). 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 d45ff99a41…a2d23bnow …
- 2. Block Merkle root changedstored 3d17aa8fc2…7b88a5now …
- 3. Block #4727 hash changedstored 8a48b03ace…2a62c6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 567 records. Each step hashes the current value together with the sibling shown.
- leaf d45ff99a419b00df28e6d0e27a01a6438109e6231a666fd9102d275917a2d23b
- 01 R d4eda3c7b2fd2f9362351e8f49bee42e6883b28f5b06ca03a847277d879d1e6f
- 02 L 16be69aff4622e72f0d71dedeffd43f05ee0bad6c75d2b7d705c4ea195c1260d
- 03 L 203f38876ef9062231334a516e4cc499b4ec945dd06965d19ae079fbe6f1bc82
- 04 R 0848ae5831162de53c82c24587078dfe692662e9af1d5671dbfa94b020d8f0a8
- 05 L 91a6d614ccd5ce727af93ec93db2cfe65250c64219fac28dd1a915177fe75fb6
- 06 R e624f112b30e4e41563620f270d72f5aa221048b32667f205e6a01ea50174c03
- 07 L 070bcc8f5b4e09ee04d8f426f8051c16728c6ec416859aa3d1177c00b9f7aa64
- 08 L d5a0fecf8397e503f4d03aab8b086819ccce1437a4406d0fd92dfb2215aaa1bf
- 09 L 08ecbcbb81b1af6f1417905b69f14a58338ee25d66699d1eeb228a2c21b98484
- 10 R 3884f4ff94e32beab18908cc92bc4a4e98e73af82f3d9778d5c98a7be53965d9
- root 3d17aa8fc213d94886a468d92e0ac0fc327aa87383c112752ddc9e6fa87b88a5