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
ISLAND GARDEN CITY OF SAMAL, DAVAO DEL NORTE Award a ₱2.9M contract to JD SOMOZA BUILDERSNational agencies
Transaction hash:
eef985ad5c2f0e2f98c492a29f1c7108c011cd4ce3544dc66c54a14001a3e554
Status:
Included and unchanged
Block:
#4,994 1,019 blocks after it
Position in block:
Transaction 235 of 253
Award day:
Dec 2, 2022 (3 yrs 11 mo ago)
Value:
₱2,891,187.49
Project:
Construction of Covered Court at Magamomo ES, San
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 #4,994 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)ISLAND GARDEN CITY OF SAMAL, DAVAO DEL NORTE awarded it to JD SOMOZA BUILDERS on 2022-12-02.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 eef985ad5c…a3e554now …
- 2. Block Merkle root changedstored f58cc16b6b…0dbf6enow …
- 3. Block #4994 hash changedstored 1a1f42d6e7…af4d05now …
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 252 records. Each step hashes the current value together with the sibling shown.
- leaf eef985ad5c2f0e2f98c492a29f1c7108c011cd4ce3544dc66c54a14001a3e554
- 01 L edd75b766145e423a4c3e7a34e5087f78dad5056df74a1f30c4f600fc8b07b92
- 02 L e1b22f6656ed9bc2e63c51ef3f6dcce6b1727d3a036a5a7c011c4a9ecdc9635b
- 03 R fb959b2acd40b8de905d8dce3d1583f69eb2fea23c5cbb0b29b7343de73fc2ae
- 04 L 7f9254e9c50d7012889944073400c8930101f5c906e08012971b25120c7ccfca
- 05 R 1b15c1bc8184c41c6d0050384ee464a9c6fcf8487915d8900459568bdba94bf5
- 06 L a830e9bffb2938e7c0dfd74af3042b2646c5cdf53d5d614b5efbf5e4449bd809
- 07 L 67b38e95f85b68f2d17d956b2d65e671890e5d6eea87d22d7e9aa3596cebf67b
- 08 L d8da8394d2cd41394462ce1ebb869a648100034de8c5fac1715c27a5232e499d
- root f58cc16b6ba0c8caaa4e324380913fb17544151a156fd73a35755125140dbf6e