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
NATIONAL HOUSING AUTHORITY Award a ₱225.0M contract to ARR CONSTRUCTIONNational agencies
Transaction hash:
cc40ed0db3ef97a79f37ebec43b4791ba8bc18beefcc5cf400bcc80932340d11
Status:
Included and unchanged
Block:
#3,646 2,367 blocks after it
Position in block:
Transaction 115 of 152
Award day:
Jan 10, 2019 (7 yrs 10 mo ago)
Value:
₱224,982,078.85
Project:
NHA's Yolanda Permanent Housing Program
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 #3,646 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)NATIONAL HOUSING AUTHORITY awarded it to ARR CONSTRUCTION on 2019-01-10.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 cc40ed0db3…340d11now …
- 2. Block Merkle root changedstored 6d0fe79d0d…0aae7fnow …
- 3. Block #3646 hash changedstored 945ff0aa09…1eda6dnow …
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 151 records. Each step hashes the current value together with the sibling shown.
- leaf cc40ed0db3ef97a79f37ebec43b4791ba8bc18beefcc5cf400bcc80932340d11
- 01 L cb8fa2e3892d6e3d42960b4e19ba8264d7ae9444a954e3d30f978f8a85549e5a
- 02 L 2f7db8bef4254b91fd743569d69dd09543d62cfe4636cd2d4faef28e1d0dee79
- 03 R 87533c3d409d0f0aa93611892aba84c7c0971ecd5bb5a92a4666438ec20a5262
- 04 R c8a15af608f89531ecff670e8fc281182e08252246e9b08e43da9139395f51f3
- 05 L adc1ca83bd1269675340e345d342403c6b56d205ed593e40296cc19daf01d664
- 06 L a2f5c92e1aea25c383821a612516e38f934ef8eae567c64e2521ed9e85879cd7
- 07 L 111411d1e7b693349ec4ebc71f2f1ffe6034e08747bb03a9791c92fc6a746b16
- 08 R 9b3bb1f12432ab5726ecb343d9d1f43cfaf991d2e886855a33cd16e93a0f8fdb
- root 6d0fe79d0d341452d61b2757417136665b6259c57e66b9a32038d897dc0aae7f