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
CITY OF TARLAC, TARLAC Award a ₱4.9M contract to 3-SIDES BUILDERS & TRADING CORP.Cities
Transaction hash:
8a8956b23c558516cd094e4383608031815c0a5c4b8838013a2bca485b9578ea
Status:
Included and unchanged
Block:
#5,782 231 blocks after it
Position in block:
Transaction 323 of 588
Award day:
Feb 24, 2025 (1 yr 8 mo ago)
Value:
₱4,880,889.40
Project:
Multi-Purpose Building
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 #5,782 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)CITY OF TARLAC, TARLAC awarded it to 3-SIDES BUILDERS & TRADING CORP. on 2025-02-24.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 City of Tarlac 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 8a8956b23c…9578eanow …
- 2. Block Merkle root changedstored 355f6951ca…a836dfnow …
- 3. Block #5782 hash changedstored 6fc1cbf6ee…096298now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 587 records. Each step hashes the current value together with the sibling shown.
- leaf 8a8956b23c558516cd094e4383608031815c0a5c4b8838013a2bca485b9578ea
- 01 L 88d4417b4180260cb63eed2197bf5d7af006c385af45151b6256a84ea60dfaef
- 02 L baed4a4ddae5dbadb8d86db4fa66798a8dc9c757076632031953a8e40e634294
- 03 R c5813b402fbba4b72af530462193275796603985b89884b09e43c7071b189d62
- 04 R d6d0c056fdcac55584d61858d9ff730e2bbb0b38e529acd26ac2e674cca0678b
- 05 R d1490ced1595a0fbcb678f1dad6aaf9703c5dbb6248eca9fe46f36d2e15bf868
- 06 R f91fb42d48b530cb8c413a250669878056ef5cedbd2864a8ad768fdffbc0a2e7
- 07 L c22258701d92a1b51181fa0a8b452e5c4ecf622bcd3d93521e2bd8668c1e453b
- 08 R a348f2743b8893e52b4a7d80da9116f3cb34507d659ec28c439fec64accd1ed8
- 09 L b2b761610eec4b713ff58f690880b9b3ae2ad28ecadb3f0485c5406891c93d01
- 10 R a360e94fabed092244e9be683b5d559ab5575321d0ce1464fa2130270876e697
- root 355f6951cabb79ca76be2a7c17f125ec9bc650c828f3c7e9f6fa99ce5da836df