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 ₱6.6M contract to CPR CONSTRUCTION AND SUPPLY INC.National agencies
Transaction hash:
f2be7430dfec26a7c49094eeac0a398a5e21dc4ee387d9bf44fd653caab97efe
Status:
Included and unchanged
Block:
#2,972 3,041 blocks after it
Position in block:
Transaction 165 of 177
Award day:
Jan 26, 2017 (9 yrs 9 mo ago)
Value:
₱6,591,859.58
Project:
Const. of CC/MPC
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 #2,972 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 CPR CONSTRUCTION AND SUPPLY INC. on 2017-01-26.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 f2be7430df…b97efenow …
- 2. Block Merkle root changedstored e0b0aefd0e…c64c12now …
- 3. Block #2972 hash changedstored 0ac0300a2b…12cad1now …
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 176 records. Each step hashes the current value together with the sibling shown.
- leaf f2be7430dfec26a7c49094eeac0a398a5e21dc4ee387d9bf44fd653caab97efe
- 01 L f2220dbfa84589e63ffd66fa07fba5e9dcd1058d451b993653381a6037b46a36
- 02 R e3b058516873231f7149fca7831154354482c71d361438d903c28830e1c9f030
- 03 L 8a20bc0541743b10e70a2b7b5d978c0003c8cfa95f9bd9d3ca653ac5668bb084
- 04 R 4911d913e0b104ee22be7237c1b592875d9d7f16b95f2558145b826cbd9c10ce
- 05 R 1212188391840ba7a65bfee30cf06c96188622a12f5bdceb55a64e50531ddbe9
- 06 L 3c22fc5f010794d16d8ad8e032380b1069e11becd47fc3419bf14f98d1beb71e
- 07 R adc69bd2cb356578daf52b559fce4d429ac2653bce1cb424da00515afa3feef2
- 08 L 3be3ccda5ca4db1354a6c7cf3447e857c4dff665ea9ecde61171501d95ec37bb
- root e0b0aefd0e407b19b2b2311fd150e4f36e302cf5d26f931643a7eaed5bc64c12