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 EDUCATION - DIVISION OF ZAMBOANGA CITY Award a ₱4.9M contract to MMP CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
2a2f814550e4d3092404435e2664b485701b2c6a37e6d1fbd19f118ef60b7b3f
Status:
Included and unchanged
Block:
#3,839 2,174 blocks after it
Position in block:
Transaction 56 of 343
Award day:
Aug 5, 2019 (7 yrs 3 mo ago)
Value:
₱4,939,347.44
Project:
2019 Repair of Classrooms
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 #3,839 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 EDUCATION - DIVISION OF ZAMBOANGA CITY awarded it to MMP CONSTRUCTION AND SUPPLIES on 2019-08-05.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 2a2f814550…0b7b3fnow …
- 2. Block Merkle root changedstored 5516cc23e5…629e89now …
- 3. Block #3839 hash changedstored b9826a72dc…e0f525now …
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 342 records. Each step hashes the current value together with the sibling shown.
- leaf 2a2f814550e4d3092404435e2664b485701b2c6a37e6d1fbd19f118ef60b7b3f
- 01 R 2af44236834ad0ae1bc5d4c470ed187e510562128726bfffe3e83ea3c8a3740d
- 02 R c778d1eb452ff0123f2b28180d01bead3e8cc261fa2563e0a6a5decf241f714e
- 03 R 2f327b3419c3284f90949aee199be08335fe6035f2ce87eea2ffbf389146b676
- 04 L 9778b5f23724897adb8491d0f8123159589a5374cfd1c4ee5b6046b4d9444495
- 05 L 95440f37326ca67ce788834d11063cd8f1f17af064cbce38fb990b7784de5c26
- 06 L b55467eb31d3486e009b9ff42df6d875c13b49bce3579b32530c3ef2884b24e5
- 07 R 74d162125ade0c1fae33dcbed43241d241448126a257c022f8a52c61b9eb3a1b
- 08 R b2daf4e2df737c298aacb3352a368ec96eea86620f2a027796825ce32b69b1f0
- 09 R 92f89ce8e63d45cab56fe73cfe0468873de3ed2ca8e10ee75641cec9a1b2a838
- root 5516cc23e53b8978fe994b2fe9765338b643bcb997e6b07c64bad725f3629e89