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 - NORTH COTABATO 2ND Award a ₱1.7M contract to SAREX BUILDERS AND SUPPLYNational agencies
Transaction hash:
a9fe63d605bd6df6b687fa642ff559aa0a950de47323b527e9bd78171de96208
Status:
Included and unchanged
Block:
#2,899 3,114 blocks after it
Position in block:
Transaction 141 of 219
Award day:
Nov 7, 2016 (10 yrs ago)
Value:
₱1,657,711.70
Project:
16MD0101
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 #2,899 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 "Outside Infra - GAA 2016 DOH HFEP", i.e. the FY2016 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 - NORTH COTABATO 2ND awarded it to SAREX BUILDERS AND SUPPLY on 2016-11-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16MD0101: 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 2017-03-25). 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 a9fe63d605…e96208now …
- 2. Block Merkle root changedstored bf8f91e834…ad64d2now …
- 3. Block #2899 hash changedstored 3a3c058b03…9da3d8now …
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 218 records. Each step hashes the current value together with the sibling shown.
- leaf a9fe63d605bd6df6b687fa642ff559aa0a950de47323b527e9bd78171de96208
- 01 L a441c886c835ab2c4f227f31a6ec94571bb706c9595b9b332bf4d585d3d6fac7
- 02 R 10c74434dda4884e3ffa5e56d5d37d85daa20b0cdae7d0fae6dc66dc5633e446
- 03 L beb08485522b1f55bfee170db2315286927095b5c4e024272745e41cdb212f6f
- 04 L f40c9ffb20e9563a90273c7e9b0818fdb86f49cbdc1d7421721bb6769c4f0240
- 05 R 64949c6d5905b36234f15ff364368bd4dca4e18178629202d51a5710f51e4742
- 06 R 066dbe06c9339c8d093f066d7aad821c82322bce9a94b345d36a8a3b13cf63e8
- 07 R 68b18c062aff63abd250757e2d6878d6e4c0130f30df2515124a749f0fdb1811
- 08 L 2d20319eeffa08c2131458da196391544e297a8aeac12e7a31f05dfd6e43d56b
- root bf8f91e8346788aa3b32c2978638af350e8e688416fdd650c908769510ad64d2