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 QUEZON Award a ₱5.2M contract to NT SOTELO CONSTRUCTION AND SUPPLY CORPORATIONNational agencies
Transaction hash:
161d49c98518fa30e64c4e5dc2a4d32e8c91ef20b094ac211c420fbe408b3bbd
Status:
Included and unchanged
Block:
#5,372 641 blocks after it
Position in block:
Transaction 46 of 460
Award day:
Dec 29, 2023 (2 yrs 10 mo ago)
Value:
₱5,230,782.45
Project:
CONSTRUCTION OF SCHOOL CLINIC-LOT 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 #5,372 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 QUEZON awarded it to NT SOTELO CONSTRUCTION AND SUPPLY CORPORATION on 2023-12-29.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 161d49c985…8b3bbdnow …
- 2. Block Merkle root changedstored ecccfc12fb…9fb697now …
- 3. Block #5372 hash changedstored 0e69f21184…1ac194now …
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 459 records. Each step hashes the current value together with the sibling shown.
- leaf 161d49c98518fa30e64c4e5dc2a4d32e8c91ef20b094ac211c420fbe408b3bbd
- 01 R 1914b46a9086ca6eb04940bd9cb06d62fde92cee387cd7ad3392241ab7073c32
- 02 L ebaa0dbcd34eae6d43f845824b22417cde4973d7d5b6dfacf282c1b9c5e7d45f
- 03 L 20b34fb6ea98bc0b54cd437d01c3d16342c6eede410a8c2ddc849bef7d75a90d
- 04 L 4964e56c846658ff5ff22d70bfe4dbe17feb083b0a358c147c4aaea4f3bb3909
- 05 R 8c2018b81bcdc03908c3aff5bbab650ac7f47048eeaabbc2161398fe40538c75
- 06 L ad793dac0a4ddc79bf09ede79d280476d354f8e6505c05918a8254d47f39b0f0
- 07 R 78274b29253df215d025282a539f0a2a2453f0511917351966b80f5ad09c473a
- 08 R 8559ec7c4d67c417e7759a917f698cc41cb1c4dc55cf2cdf97109de10bc89503
- 09 R 7fa2ad61a95ce5813cd017e9ae5d61ad341434f932bc535a5c4651d27b6872d3
- root ecccfc12fb8befdcf6612d6d056673a717cb9e2b666e65ca4d016a06259fb697