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 - TAWI-TAWI DEO Award a ₱36.4M contract to M.ABUBAKAR CONSTRUCTION AND ENGINEERING, INC.National agencies
Transaction hash:
797ef3f3bec8dca48d7576483317e89cb038538945f80962fc0864f4cf715750
Status:
Included and unchanged
Block:
#3,152 2,861 blocks after it
Position in block:
Transaction 69 of 133
Award day:
Aug 3, 2017 (9 yrs 3 mo ago)
Value:
₱36,375,000.00
Project:
Cluster 5 Projects
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 #3,152 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 - TAWI-TAWI DEO awarded it to M.ABUBAKAR CONSTRUCTION AND ENGINEERING, INC. on 2017-08-03.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 797ef3f3be…715750now …
- 2. Block Merkle root changedstored 18358c9c96…b3811anow …
- 3. Block #3152 hash changedstored a129b72f3a…f868d5now …
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 132 records. Each step hashes the current value together with the sibling shown.
- leaf 797ef3f3bec8dca48d7576483317e89cb038538945f80962fc0864f4cf715750
- 01 L 774d0d18c918652b43bbcd33aefeec5708d594d9813dd34f46f029e3996ddba2
- 02 R 1c9ae9563014cd926d132db7ee6ec2d39ffc469ceeea47bedfeffbe8961962ac
- 03 L d36c5004803cb59cb38dd36f822fdb423c66546d6d0a3594b1d7772c15422d4b
- 04 R 0e2b1bcadcdf7b054a4418a23a93a0b5de9bc54d4ed0a4a79e675807eb58ec92
- 05 R 6081aa554abf02adcc58a1209b0ff26c6612bcc6216f2ea06b0741a7fe56070f
- 06 R 382ae0a8ac4a476b2fe7353dab63a824356145db4fe20e523f48e8671bb10404
- 07 L 5e44fb4796c8dd2400f3ac244be486e3d5aac9a419e288aa31a65e31905becc3
- 08 R b9065783e78e08b2a35140f44dedab911a859248f447131a9f535eab17c8d27b
- root 18358c9c96b032a5228f82255e426ea8f3ef64ec7246fa2d8cae763e4ab3811a