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 GUMACA, QUEZON Award a ₱186.7K contract to M.R. ORIBIANA GRAVEL & SAND DEALER & CONSTRUCTIONMunicipalities
Transaction hash:
787a8a9f44649dfeae6a2575f113198120c06f3e94ad7e784524eaa2f95e9024
Status:
Included and unchanged
Block:
#2,223 3,790 blocks after it
Position in block:
Transaction 74 of 150
Award day:
Oct 27, 2014 (12 yrs ago)
Value:
₱186,673.17
Project:
Const/Continuation of Evacuation Center,
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 #2,223 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 GUMACA, QUEZON awarded it to M.R. ORIBIANA GRAVEL & SAND DEALER & CONSTRUCTION on 2014-10-27.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 Gumaca 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 787a8a9f44…5e9024now …
- 2. Block Merkle root changedstored b97512f579…e86b92now …
- 3. Block #2223 hash changedstored 182cb4c60b…32ec1cnow …
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 149 records. Each step hashes the current value together with the sibling shown.
- leaf 787a8a9f44649dfeae6a2575f113198120c06f3e94ad7e784524eaa2f95e9024
- 01 R 78d71e2d0736f12436dd2830c4ba1c48d61269fbb889466f3023390cdbb2d2f5
- 02 L cf1890207aae9d1a5a243d64d453b1d04b58968a77c5066f2ab59909d4d7167a
- 03 R 1dd9059bff10d2ebbdd1f4b023e36b0924753de360bdedea772bafd0e40c8484
- 04 L 2b8fb1083c0a7155a4ac5a32f5df5145d55ca2038703c0d53a922f5cf2c6e424
- 05 R ecb77c4030d27d20ce883a25af138f8666ba266d370c6feabd21f903fab84974
- 06 R 02057faa4957c13627c82dd5d26118e19ba5e46d1b4cb027bb15bcec336bd0f6
- 07 L 23705c061221104805f201dfd335bd7cbb24310e715c105a7bb46e90982b5597
- 08 R e8393c0751ddb74d25a1abf49c82c5a0ff28405beeabfff044ac48a2f835e08c
- root b97512f5795a50de764ed1c76b1ff8ca1c0baa04a233fee57e44d481d2e86b92