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 1ST Award a ₱587.2K contract to LLABAN CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
dcc1c9dbddf0b8bb60dc4fb1131ff73ff6f85ed6fa7cfb255ad0884150ac820b
Status:
Included and unchanged
Block:
#1,838 4,175 blocks after it
Position in block:
Transaction 172 of 203
Award day:
Aug 20, 2013 (13 yrs 2 mo ago)
Value:
₱587,236.54
Project:
13MC0094
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 #1,838 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NORTH COTABATO 1ST awarded it to LLABAN CONSTRUCTION AND SUPPLY on 2013-08-20.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 dcc1c9dbdd…ac820bnow …
- 2. Block Merkle root changedstored 85782035b1…2e50b3now …
- 3. Block #1838 hash changedstored 23713837e8…7fa808now …
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 202 records. Each step hashes the current value together with the sibling shown.
- leaf dcc1c9dbddf0b8bb60dc4fb1131ff73ff6f85ed6fa7cfb255ad0884150ac820b
- 01 R dd7e8d5f9330b10246a3de15ba4ff4a8787f8e6c983243f0bfccb696855e1b30
- 02 R 752014661906bd873eb36d3c7d0bc14a29a148d273090b324b6920b30b5089bb
- 03 L 0ebc5eab3688ab7cc3bca168de8a3574fd02e3ea1843c380aab5cb86540be405
- 04 L 5f299689884713bdbe0adb5d6391c0ad23d041b36f843947222c697092ab9cf4
- 05 R cb51c95f9f09392d50d19c8c01337208b97c9bb2223f3feccde0e287c570063a
- 06 L 650361849bfaa80de733ac1ca4ab974b5f69dcc2916fb5449429e040b1ec9eeb
- 07 R 1ed08110d1fee61c1abf0cf2853027e007bf005d9bfb262475166d0c49626ce1
- 08 L aa35cf7e253e17499ad22095de5dae0dc25e304d0e44617e539a1d427f050aca
- root 85782035b190fe56ea45c67608466a93a268e0e457896ab5bd9e09446b2e50b3