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 - QUEZON CITY 1ST ED Award a ₱28.2M contract to L.R. TIQUI BUILDERS, INC.National agencies

Transaction hash:

0d771ec3d7520f4e84fc6812af7e20d0fe51618450184a61f3f84ea2f252f76d

Status:

Included and unchanged

Block:

#1,546 4,467 blocks after it

Position in block:

Transaction 4 of 59

Award day:

Aug 31, 2012 (14 yrs 2 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON CITY 1ST ED

To:

L.R. TIQUI BUILDERS, INC.

Value:

₱28,227,541.18

Project:

Construction of Steel Footbridge with Manlift UP-AIT along Commonwealth Ave., Q.C.

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON CITY 1ST ED

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 #1,546 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 - QUEZON CITY 1ST ED awarded it to L.R. TIQUI BUILDERS, INC. on 2012-08-31.
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 0d771ec3d7…52f76dnow …
2. Block Merkle root changed
stored d9035567cc…235301now …
3. Block #1546 hash changed
stored ce2341f78e…63a901now …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 58 records. Each step hashes the current value together with the sibling shown.

leaf 0d771ec3d7520f4e84fc6812af7e20d0fe51618450184a61f3f84ea2f252f76d
01 R 0f31321e4d04c7d6d341d44182f624a3f72d5b6e344b0ffa216af71beccf3b3a
02 R 4baf6d1f0541572ea1b4e8654eb75a77bdf85fd7498b8016b69320757399c749
03 L a7366c29948af890bd0d6ad722c93183206555ff57ba4eef8656bf5827e586e5
04 R 757af67d443fd0ef8188557fa9b707c986e8aac72c405622b1d15ef56457ed29
05 R 974046e6ea23e2f74b5d2d6189d2831cb462cf8556dca506d1067c7313c44b77
06 R 0af83ab387dd6edab4350ffdef3ff158024e57edbb3819dfb8f98c6a3a00b3de
root d9035567cc0fb2a1e9e3a029132b2164eea44dd28d37a4831788d5e45b235301