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 - REGION II Award a ₱82.6M contract to NORTHERN BUILDERSNational agencies
Transaction hash:
d365de8f799b8d84e4ba48dfe70dfc0e0b815b300e8ee9339916a3f64f5d3e09
Status:
Included and unchanged
Block:
#2,047 3,966 blocks after it
Position in block:
Transaction 114 of 134
Award day:
Apr 10, 2014 (12 yrs 7 mo ago)
Value:
₱82,564,546.67
Project:
14B00001 Re-Ad, Preventive Maintenance based on Pa
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 #2,047 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 - REGION II awarded it to NORTHERN BUILDERS on 2014-04-10.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 d365de8f79…5d3e09now …
- 2. Block Merkle root changedstored 9dad18673d…5af3dfnow …
- 3. Block #2047 hash changedstored e35e59f6cf…305388now …
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 133 records. Each step hashes the current value together with the sibling shown.
- leaf d365de8f799b8d84e4ba48dfe70dfc0e0b815b300e8ee9339916a3f64f5d3e09
- 01 R d7e3ce58cfc6c9986b6ba23dfe0c00b075becdf81f59f2b4cd84e5c247e5b4f0
- 02 L 5302f91cdfd70113a722d2df45cfc08926a6af68b0223c596719b1113b144373
- 03 R 94abf5ec83180cad5be81938dc4460a0d27706708b9918e86a50fa752f09c77b
- 04 R b5f3833c145d2a2e15eb76a19daf1f168279f6337f92d56234f3512e56d61073
- 05 L addf2c005f99692e1d2b5d407d43313629d1bdb4708f8e6aaf73dc0d6c51329e
- 06 L b49395c5ef0431366d99ae5574a969f2ce3757c8bcd2ae5d4793f7ac3978db3c
- 07 L 64402da0f5521aedeebf7aa664ba8410df9e22426793764ba6803cf81ccb99fd
- 08 R da47391620ff1fb2bb640bc4fb5776e3aef7f62405e51c00acad0d8daf4fcb51
- root 9dad18673da752c74a9a0fc071683c3ec48dd13aa423e510a13ed786c15af3df