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 - LA UNION 1ST ED Award a ₱3.0M contract to E. E. MADAYAG CONSTRUCTIONNational agencies
Transaction hash:
e382c7967d2e2d75705f64ffdf60e02e63426dfe7f32d726ddee7beb124075b2
Status:
Included and unchanged
Block:
#2,507 3,506 blocks after it
Position in block:
Transaction 162 of 178
Award day:
Sep 3, 2015 (11 yrs 2 mo ago)
Value:
₱3,048,446.69
Project:
15AE0106 1S 3CL School Building Pudoc E/S Bangar
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 #2,507 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 - LA UNION 1ST ED awarded it to E. E. MADAYAG CONSTRUCTION on 2015-09-03.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 e382c7967d…4075b2now …
- 2. Block Merkle root changedstored 108b1b6c11…6a3ef6now …
- 3. Block #2507 hash changedstored 3923491279…3955fenow …
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 177 records. Each step hashes the current value together with the sibling shown.
- leaf e382c7967d2e2d75705f64ffdf60e02e63426dfe7f32d726ddee7beb124075b2
- 01 R e3dab7568ded891aea74c47505de746ed45fd7a5eda52ed7c0de450ec2cb97d4
- 02 L 37ef090b5edb6171c0e8fad2719335f5d6aaab2c037e6235f7b001d1530d595c
- 03 R ac73fc0fe61051134432c20380a9255c3fac6f1783cfbc5c462cda97df648f24
- 04 R 096790112e901797eb9777b09d3075fdf820bd2928d5692383c4989b8f3144c1
- 05 R 6b643e6647e8dabd3a20d591cb5727854d3d735ac5c0c65af18d035f08c47b16
- 06 L a70529b963164956b2f9308b424fb5469a55f01d7edc2bd711e803f50ec0e539
- 07 R e3fb13fd71a71a688d8dfc5ea702202dc6c703a3ea3ed00f78f94722d43c8555
- 08 L d8539ff55b973c113fec3e0566f6dee3e3deffd411d9b488460eef54c7de509a
- root 108b1b6c1131141ddc2284c5780826a12e084f7e6869d51b39743b89ce6a3ef6