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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TARLAC 2ND-DEO Award a ₱1.9M contract to RAIK CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
2e8ea11f41f7d5a2acc58ea6f6a171f2173cfb54d10ceeff70d0cf5cc9a3b8b8
Status:
Included and unchanged
Block:
#4,341 1,672 blocks after it
Position in block:
Transaction 38 of 204
Award day:
Jan 21, 2021 (5 yrs 9 mo ago)
Value:
₱1,928,926.93
Project:
21CK0089
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 #4,341 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TARLAC 2ND-DEO awarded it to RAIK CONSTRUCTION AND SUPPLY on 2021-01-21.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 2e8ea11f41…a3b8b8now …
- 2. Block Merkle root changedstored df402073e7…0952c2now …
- 3. Block #4341 hash changedstored 26e2a6e8d4…051cfdnow …
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 203 records. Each step hashes the current value together with the sibling shown.
- leaf 2e8ea11f41f7d5a2acc58ea6f6a171f2173cfb54d10ceeff70d0cf5cc9a3b8b8
- 01 R 317ac57a33b12653ab6401fb9240e361b6010f46eafe2b107862601ce5f0e651
- 02 L b72a9874fdc8bb0459047ff39cf6dd63071a5fc9d1bbb3fd436c6f1ca7d104b3
- 03 L 126a6043b5b4c264e9d62bf1ad3a359a83b89031f901b38a02f7ec2ac6fc129b
- 04 R af4891cf587499fbf01dc23b1917a04f3fec24294c6dcc7a2c23c39b60a38dad
- 05 R 75b104de57a63d4d55f812a998194d1d94f40bf2167ff34f2b5e69e94ebaf958
- 06 L dddf849bf8d8ad61d943b78a7824ece4ef929ea42854b5f32538a0df77a36ea9
- 07 R 34e19033f0f5aeb2a6ca0b2d01765681e693aee5a980b2685ce55bf48d79e3bd
- 08 R e33ca18257988c80c6fd1c115eb4a236fe23002fd9df8dc2bd06dcfd278f1775
- root df402073e79f802a598e0222748829f2aa08319830e05e5473594452af0952c2