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 - PANGASINAN 3RD DEO Award a ₱5.0M contract to 2-R CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
8e4897c7c2442bb043ca2162cc40cb6268ab529de5d020de04fbff127a47ea68
Status:
Included and unchanged
Block:
#1,826 4,187 blocks after it
Position in block:
Transaction 57 of 105
Award day:
Aug 8, 2013 (13 yrs 3 mo ago)
Value:
₱4,986,143.57
Project:
Widening of Rosario Bridge Along Manila North Road
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 #1,826 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 - PANGASINAN 3RD DEO awarded it to 2-R CONSTRUCTION & SUPPLY on 2013-08-08.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 8e4897c7c2…47ea68now …
- 2. Block Merkle root changedstored b5cbc05231…3cba0dnow …
- 3. Block #1826 hash changedstored 99ac537005…75b819now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 104 records. Each step hashes the current value together with the sibling shown.
- leaf 8e4897c7c2442bb043ca2162cc40cb6268ab529de5d020de04fbff127a47ea68
- 01 L 89b64192cdfc1422391de4dc768bd37f8924749650f1b58fa291a34a3f20b00d
- 02 R ab135020ca9a86e4b78a3ffc0d63db6d50ac78636e349ca74e82687842090ea2
- 03 R f1805144b08ce21443568a495aa2398e72c36cbc4ece119e62f52535003b03ae
- 04 L c8212b9af5c76d54e1f8082e1469b7835ce0858226e713fc93c5165ef1166f0b
- 05 L a6ae2444a68f84029284c9deb550287d0e8b658396e76d8d60fde7cf9791611c
- 06 L 7eeede5e7a711f8f1285af1b0c2d73947ac10b822809a99eb30dec6d8c22a877
- 07 R d2ca0dc1fa44e4e7c88686da199095776ed3fde2ac2dbd54fa5d9691c1a93b79
- root b5cbc0523104b703c5e1752a93e149785e2dff4a468b4f998907fbf3203cba0d