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

API

Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 2ND D Award a ₱34.0M contract to AJ TAYLAN CONSTRUCTION CORPORATION - LAOAGNational agencies

Transaction hash:

ebdf81337774edfc600495ea8c6ef49ae16135dd8d65f008447acdcff46d1a13

Status:

Included and unchanged

Block:

#1,379 4,634 blocks after it

Position in block:

Transaction 95 of 104

Award day:

Feb 15, 2012 (14 yrs 8 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 2ND D

To:

AJ TAYLAN CONSTRUCTION CORPORATION - LAOAG

Value:

₱33,950,747.18

Project:

Rehabilitation/Reconstruction/Upgrading of Damaged Paved National Roads Generated from PMS/HDM-4 along Ilocos Norte-Apayao Road, KO531+620 - KO533+593.5

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 2ND D

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 #1,379 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
The award does not say which budget line pays for it.
Not published
2. Allotment release
SARO / allotment · Sec. 5(c)(iii)
Not published per project. DBM releases SAROs, but not linked to individual contracts.
Not published
3. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 2ND D awarded it to AJ TAYLAN CONSTRUCTION CORPORATION - LAOAG on 2012-02-15.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
6. Payment
Disbursement voucher · Sec. 5(c)(viii)
Not published. No public source shows how much of this contract has been paid.
Not published
7. Completion
Certificate of completion · Sec. 5(d)
No completion certificate published.
Not published
8. Audit
COA 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

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

Contract amount (₱)

1. Record fingerprint changed
stored ebdf813377…6d1a13now …
2. Block Merkle root changed
stored df3d39105c…f4270bnow …
3. Block #1379 hash changed
stored 16311bfdfa…32edc9now …

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 103 records. Each step hashes the current value together with the sibling shown.

leaf ebdf81337774edfc600495ea8c6ef49ae16135dd8d65f008447acdcff46d1a13
01 L eafd99563678c6234d80603dba9c3a52347b4881788f2d5556c13a95661b135a
02 L 61815baeb5427481c33a22424884d0d5a603f8a4d37499271fe6a10013c753bc
03 L 030467101c6a41ec3d7673f19c6206a96810f0452178e6733adc6489d1c45a51
04 L 82e6be857f0e4081099293a56c588d95400e2affd96ab06d63b2dad112f64747
05 L 598f6fb7b1e6e21210065f5e1153ff0b410052a543f754b7b44b8f59d09452d2
06 R 6a1890255870e5fcb2cb475c3d4f88f3256e8be585482b24144d12b2c9282434
07 L 8973d49b62a8bf6642671ab5f6befe3974f3c3ee637563386003c30e9eb0a88d
root df3d39105c364f68d61cc1b90d48d4d94658fa381ccb3032d5786137d4f4270b