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 - METRO MANILA 2ND E Award a ₱4.8M contract to ONE GIGATT CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
df856d04b174a644876ec4f7aebe0fc3d3db3ebb9f3fef70ee14b1b48070d172
Status:
Included and unchanged
Block:
#3,866 2,147 blocks after it
Position in block:
Transaction 235 of 278
Award day:
Sep 2, 2019 (7 yrs 2 mo ago)
Value:
₱4,753,334.60
Project:
Rehabilitation/Major Repair of Permanent Bridge
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 #3,866 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 2019 OO-1", i.e. the FY2019 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 - METRO MANILA 2ND E awarded it to ONE GIGATT CONSTRUCTION CORPORATION on 2019-09-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19OC0021: 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 2019-12-12). 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 df856d04b1…70d172now …
- 2. Block Merkle root changedstored c2169ad19c…9926f6now …
- 3. Block #3866 hash changedstored f4f8907799…f2735bnow …
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 277 records. Each step hashes the current value together with the sibling shown.
- leaf df856d04b174a644876ec4f7aebe0fc3d3db3ebb9f3fef70ee14b1b48070d172
- 01 L df1c3f7226e4f58ab0028f2b6c6b9d0821931a88c496b4f0fafbb4044cdd9997
- 02 L 12aadd2e0b6335ec53da278010f62165fa2d06dee4dc26352210e4b58ebc91f7
- 03 R 257a2830d857343347e1e44b526a40ac7dd9a0c6f53502ee04f40e2dde39744e
- 04 L 0974059af15688060d80c3df0c98b7e465a94dd25d958ee91904cab06ae18e90
- 05 R 212464592cc4612ab7b290bf616c19cc3f8760b46b1c82e567a97977c15d45f0
- 06 L a180eebe4ea7dc320bb30420d2144224f6535b1ce3c3c86c4a84dc7622621ca6
- 07 L 12de88d83dd3f884d3b3983af69b8e5192e5aee3fb00bf7aabc27d23ceb6e761
- 08 L 25c74c315077950d60b9e6508cc920878f636eaba1e7e0c4dba933429df85091
- 09 R 7182d70b8a55e0fd76895af928d7b681c00142942a995e02edb5313683b67518
- root c2169ad19c9a67e486e96e7af99208efe1395f92b0732d3a7d141a7b0d9926f6