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 - REGION V Award a ₱46.6M contract to TR CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
71e911d1d2bd391d27c981bf3d3fa8b065e0723f1d35eb5c4f5a4962a4f33163
Status:
Included and unchanged
Block:
#3,057 2,956 blocks after it
Position in block:
Transaction 146 of 328
Award day:
Apr 25, 2017 (9 yrs 6 mo ago)
Value:
₱46,555,754.00
Project:
17F00005
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 #3,057 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)DPWH lists the funding source as "Regular Infra - GAA 2017 MFO-2", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 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 - REGION V awarded it to TR CONSTRUCTION CORPORATION on 2017-04-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17F00005: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2018-01-01). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 71e911d1d2…f33163now …
- 2. Block Merkle root changedstored 7dd7fa7917…a3f2danow …
- 3. Block #3057 hash changedstored 50df02864e…da6425now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 327 records. Each step hashes the current value together with the sibling shown.
- leaf 71e911d1d2bd391d27c981bf3d3fa8b065e0723f1d35eb5c4f5a4962a4f33163
- 01 R 72e40abaa36c8a2a1c40e90d5aab690a25333f6211048c1e28d0e6c8ed02450a
- 02 L eedd33420c7834ba36302596b0ed11b644e1eba4c659a7afc4c8945c5d6f8714
- 03 R 070df0fbec5d88c482366d27c146e4ec9ccd58d21b7a028c0e3957962211ed77
- 04 R 2118c3ed82fea6daba774929fc6b23aaa051bb32d149977018acd9ee921e8dab
- 05 L 2f536d851000da38bbbc81ba8b35ef399260b2992f833ca028b9092913763c34
- 06 R b1b7ed2c79c44e394adef1d14091a01dc94f93e98fd0b3090c63ab3f947af4a6
- 07 R cc1feaaf795f5dd7208a900982ba1a94b3bd1e4d62ddd90997e15fca83daa0cc
- 08 L 43931f6be2e7fec8086ba15154e001d13aab5c0c04d650107367520e3c0e81d9
- 09 R 6659de2b27fff1e97540ad946382f4892093e936f1b444c94a108e5856bc17f2
- root 7dd7fa7917b5166cfe2ce94041aafd367e26bb9a28bad756f8d2814fafa3f2da