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
CITY OF DIGOS, DAVAO DEL SUR Award a ₱3.0M contract to NLC CONSTRUCTION AND SUPPLIESCities
Transaction hash:
2f75bd406c85d49881da2f2d5bf81bfe70065f4554dfa3df0a33775dfb9f6562
Status:
Included and unchanged
Block:
#3,309 2,704 blocks after it
Position in block:
Transaction 40 of 219
Award day:
Jan 19, 2018 (8 yrs 9 mo ago)
Value:
₱2,998,479.76
Project:
Construction Projects
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 #3,309 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)CITY OF DIGOS, DAVAO DEL SUR awarded it to NLC CONSTRUCTION AND SUPPLIES on 2018-01-19.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 City of Digos gave a "qualified" 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 2f75bd406c…9f6562now …
- 2. Block Merkle root changedstored ff75e9f48d…6b7a16now …
- 3. Block #3309 hash changedstored 12ccb11994…3b7d58now …
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 218 records. Each step hashes the current value together with the sibling shown.
- leaf 2f75bd406c85d49881da2f2d5bf81bfe70065f4554dfa3df0a33775dfb9f6562
- 01 R 321668beb20502c99703aade5b20b165d0fde6e42820e5fd426b8d107e752123
- 02 R 43f9180db569bb4cc8fe7e475f9a64034c048d9efaa199ef0ab16256056b2370
- 03 R eb3a1b4260c840fac38eb59f6f5d15f717c089ac805e790f1d512fc1432bd3ad
- 04 L b4f6ca3c85605058ce40456831b914c0330b5b3e4cc6719a54b41172e574e12a
- 05 R 97b74a5ad8554c63fb2bf287cc238229b7a5e12e5a6b4a3a7b059bf065669439
- 06 L 7cbb7b6e9baf51bde4f27c93288a75e57840ea2c2e5b9b0e0b3b4f315b9fa892
- 07 R 1c1fe8d823d34633c36f2e175ce3c8794453d06d69b29450f7533ce8915d05ca
- 08 R 1bc7276d2f52900769d549e9e594c1c334243d0e427a5b18712a2fd3f33778d9
- root ff75e9f48dd9ca21a7706eb7f9c740ce7409f636cccddb4e53fd5c650e6b7a16