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 BUENAVISTA, QUEZON Award a ₱498.6K contract to JUNDES CONSTRUCTION & SUPPLYMunicipalities
Transaction hash:
eecf3c7eb5ec3da5473b2f274a0e239e16f7f16190b54799b1f3429b0c6089e3
Status:
Included and unchanged
Block:
#3,188 2,825 blocks after it
Position in block:
Transaction 189 of 199
Award day:
Sep 12, 2017 (9 yrs 2 mo ago)
Value:
₱498,607.70
Project:
Tourism Development
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 #3,188 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 BUENAVISTA, QUEZON awarded it to JUNDES CONSTRUCTION & SUPPLY on 2017-09-12.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 Buenavista 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 eecf3c7eb5…6089e3now …
- 2. Block Merkle root changedstored bd06a2d0d3…517806now …
- 3. Block #3188 hash changedstored 113c7733e5…5b401cnow …
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 198 records. Each step hashes the current value together with the sibling shown.
- leaf eecf3c7eb5ec3da5473b2f274a0e239e16f7f16190b54799b1f3429b0c6089e3
- 01 L ee79cd8a5fb3d28aa4b8721116e5bdf091b02db6a92586d1f8d0968ec6aa5f20
- 02 R 2f9ae90364731df380a295441d7d053da124167bce4d08108e5f96f63e10f8b0
- 03 L 6d416d124fadbfe78ea121bf4a589bbf7ca257731f074d955b6d7d8989670c8f
- 04 L 4f9b42257c1fdabbb3248aa4ea92d07fe47f98c656849be1d8019c80c981f594
- 05 L d4b538a285837d8ee9a680d2adb3e755d63561fe29d95151eb82d8166463d8be
- 06 L e28e47e472261a4efb20df540058d45dadad07dd9de1b89ccf86ec919e4a33ad
- 07 R b15bfbce4c716ab3a5a308eaa96c91c449ab9192a6a44cec44d0e0b42601ac20
- 08 L 251d8f98021128801062918502ea5960fdf886ffeac91635aab0ff1d6f12e51c
- root bd06a2d0d35d7f4c736a84aa49ff29d89d34e297d48efea4616217aa26517806