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 DUMANGAS, ILOILO Award a ₱208.8K contract to CHEDMARYL CONST & SUPPLIESMunicipalities
Transaction hash:
a03b0548bc900f3201b2f7e2b06c3fc97cc62ec3240d727793fbb921b6e5c4c2
Status:
Included and unchanged
Block:
#5,236 777 blocks after it
Position in block:
Transaction 272 of 430
Award day:
Aug 7, 2023 (3 yrs 3 mo ago)
Value:
₱208,784.47
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 #5,236 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 DUMANGAS, ILOILO awarded it to CHEDMARYL CONST & SUPPLIES on 2023-08-07.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 Dumangas 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 a03b0548bc…e5c4c2now …
- 2. Block Merkle root changedstored a2746f5de1…62bbe8now …
- 3. Block #5236 hash changedstored da11f76e48…19e30fnow …
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 429 records. Each step hashes the current value together with the sibling shown.
- leaf a03b0548bc900f3201b2f7e2b06c3fc97cc62ec3240d727793fbb921b6e5c4c2
- 01 R a0f4d7b6681c9f920b4752fe9e6e6545cbd6ca0368fdc6a1c1dd775482b59e81
- 02 R a868226de49ea2599f108847ee3c76230d35c82305b11baaed8fd4f9558bd649
- 03 R 5036ea5948458dbfd775da6c4306cd636ecb064d1c8ac01eeb605e832ef8f773
- 04 R 89823b277f031fceb2ca8a1aa9a79385465ed776b077e69bcc9a265038fe1034
- 05 L b1821243a73e38b2f25f1281267865fac23b6ea0c51a1bd1c6ff5e816e7f5e91
- 06 R 80f87022054dcff7bd8c3aaefdec2e24c9c11c7c9a4d7b6f7ffed51688394ec1
- 07 R 1cd359d86e897f04870fe2c2b2ca592e490961e469dc7e14ef06ca0276220592
- 08 R 25f070fbf9de15ab0a2632456aeae711953b83a9a8185beb0d4da173869e5e8a
- 09 L 063afc3259e377aa1188154a9b5ad487e2df967700c4e46702aa46da3dbc4afe
- root a2746f5de1cf34669a65653acc598b2f25401f6243d32cd17c9b2723e862bbe8