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
MPW BASILAN DISTRICT ENGINEERING OFFICE Award a ₱21.3M contract to MMK CONSTRUCTION AND ENTERPRISESNational agencies
Transaction hash:
e1cc6a9237ba3d26f2fa1b6adfb9717e07262b01bbe7415822abda17195e8dad
Status:
Included and unchanged
Block:
#4,979 1,034 blocks after it
Position in block:
Transaction 198 of 225
Award day:
Nov 17, 2022 (3 yrs 11 mo ago)
Value:
₱21,329,961.66
Project:
SDF R 03 CONCRETING OF ROAD
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 #4,979 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)MPW BASILAN DISTRICT ENGINEERING OFFICE awarded it to MMK CONSTRUCTION AND ENTERPRISES on 2022-11-17.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 e1cc6a9237…5e8dadnow …
- 2. Block Merkle root changedstored c180c5ecba…cb4e9bnow …
- 3. Block #4979 hash changedstored 771633ce7c…9905b3now …
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 224 records. Each step hashes the current value together with the sibling shown.
- leaf e1cc6a9237ba3d26f2fa1b6adfb9717e07262b01bbe7415822abda17195e8dad
- 01 R e34b485642c952d8e5616a7be273468f3a7297d5c80c28dceef61d2bce9abc6e
- 02 L ef1d9810f372d0a0354e032ced8a52b5893f10736ba4c1d276fa43e01bf2c432
- 03 L 8ece17609a7ac562b71421ed003ab6d0905fb4f04d3949a130995dbc58afa12f
- 04 R c22e34edb55fed05cb77a66b40c237eea21378bcd7f8e9c16f4e4e0e9a59358e
- 05 R 0113ce555c88dcc814bef8f67eb4446ae34defbdc5b5d2fd5b4a54e34185519d
- 06 R 6c627fbfff4ab2f65a52a4b7ce1d5b6619cd36f59493aa41b9a3cdf423ed152e
- 07 L 1013587e4cb9ac689e6a392290d2c7c815c18c0c4604fb1ad517c8410c968e96
- 08 L 227bf4dc77343431191a499b01df04b3f6db351dec44f9b9068c96ed9436e757
- root c180c5ecba484b3199a58bc1661a25ea67b7f14dca2f71bbd88df6da9ecb4e9b