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
MUNICIPALITY OF NAGCARLAN, LAGUNA Award a ₱4.8M contract to MK ZACK BUILDERS CORP.Municipalities
Transaction hash:
3884c8686564ad3e2e9b191e29d5789419766218c47334d96d8b7064822abbd6
Status:
Included and unchanged
Block:
#4,574 1,439 blocks after it
Position in block:
Transaction 68 of 292
Award day:
Sep 20, 2021 (5 yrs 1 mo ago)
Value:
₱4,833,236.00
Project:
Civil Works
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 #4,574 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)MUNICIPALITY OF NAGCARLAN, LAGUNA awarded it to MK ZACK BUILDERS CORP. on 2021-09-20.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)COA's CY2024 audit of Nagcarlan gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 3884c86865…2abbd6now …
- 2. Block Merkle root changedstored b1840c0d3a…28610anow …
- 3. Block #4574 hash changedstored adec1f86b7…d9cab4now …
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 291 records. Each step hashes the current value together with the sibling shown.
- leaf 3884c8686564ad3e2e9b191e29d5789419766218c47334d96d8b7064822abbd6
- 01 R 39918f49ee96c44622cc0a62370bf77dfbdd3839abb448009e7ce5c3d4d9ea2e
- 02 R 2a660246125787f838b512292dc6cb7da552dbf376cb5adf308badae578b8267
- 03 L 8408fd39876ce33c0e4f1905d3df9606ad417336ccd007d18069a0a5395184e0
- 04 R 196cbe51e3014063177829c0d08b35c48d9187d2f5275b9afe93362926a81362
- 05 R ab17e62778a267cd3a9c64f09bd34f59109926d2f564cb69820678eab2707397
- 06 R 8434bdd68d2c5391c573038461c209819c3154bfee58636964339676b9ae4be6
- 07 L 0955a47dec908ad44ecee6528dcad77cfbb7afd4d7d71511bdd11ee74a65d313
- 08 R 5316474bc5a753660f70f16cefc244221071363abee58837a8558e29b6b82952
- 09 R 9f0573f3facfdea23a8a492679b83892aa1eb1922a5cde664845be4f4877f4b1
- root b1840c0d3aaefa3c64cda2e07322319c01b8ff48fadf4ed596a904322328610a