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 NAGBUKEL, ILOCOS SUR Award a ₱494.1K contract to RAMSA CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
4c8aaa5a8e0f72a9dfdc5d9a752d9c9c196f5483f6a89d555083efd4cab44945
Status:
Included and unchanged
Block:
#2,059 3,954 blocks after it
Position in block:
Transaction 20 of 73
Award day:
Apr 25, 2014 (12 yrs 6 mo ago)
Value:
₱494,059.71
Project:
Construction of Drainage Canal of Brgy. Pob. West
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 #2,059 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 NAGBUKEL, ILOCOS SUR awarded it to RAMSA CONSTRUCTION AND SUPPLY on 2014-04-25.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 Nagbukel 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 4c8aaa5a8e…b44945now …
- 2. Block Merkle root changedstored ef275898b0…b6dddanow …
- 3. Block #2059 hash changedstored fa0a48601c…ad0460now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 72 records. Each step hashes the current value together with the sibling shown.
- leaf 4c8aaa5a8e0f72a9dfdc5d9a752d9c9c196f5483f6a89d555083efd4cab44945
- 01 R 5588241786a5da6e70aa6e0d402888764e55dca8ddd9724d8d61d2657b37365a
- 02 R f9581a31ccb8be535b3dc52c7be567258c1267b160fd72ee6952c50ffc796a99
- 03 L 9f7397e485b78a4903d75980832b4a63679465e4ec4310833ce4e6bea18b9782
- 04 R 4db331fe285d018fffbd232fe03a4309a56c279a00ec4e4a711e7af1a50fccbe
- 05 L ff40390ffa664c13edeec2cec26e31c90b82c46800efc00460f4a7b67f59711a
- 06 R 7fd213b6534cbc5fbbf8c3ae8ae5cae2ac4c67bd7fe36564a28d69e6280f7480
- 07 R b34b00f68c012eb6da53c452a5700c93673aa1046351b784911dfd4b6982962b
- root ef275898b022cedc08f11c4c1a0b6283b91a34348e523b0d12908f2b38b6ddda