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 - REGION III Award a ₱153.0M contract to R.D. TALENS CONSTRUCTION AND TRADINGNational agencies

Transaction hash:

6200be478268f4e13d5fef5ca150247df78e4a5d7b4f55f91df47f4f25b1df4e

Status:

Included and unchanged

Block:

#5,476 537 blocks after it

Position in block:

Transaction 169 of 448

Award day:

Apr 17, 2024 (2 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION III

To:

R.D. TALENS CONSTRUCTION AND TRADING

Value:

₱153,025,435.82

Project:

24C00024

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION III

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 #5,476 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)
DPWH lists the funding source as "Regular Infra - GAA 2024 OO-1", i.e. the FY2024 GAA. The exact UACS line is not given.
Partly
Open
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 - REGION III awarded it to R.D. TALENS CONSTRUCTION AND TRADING on 2024-04-17.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 24C00024: Completed, 100% physical progress.
Found
Open
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)
DPWH marks the contract "Completed" (end 2026-07-02). The certificate itself is not published.
Partly
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

2 of 8 documents found, 2 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 6200be4782…b1df4enow …
2. Block Merkle root changed
stored 1f0b34e1b2…ddc3canow …
3. Block #5476 hash changed
stored ca7b9df49c…3355d1now …

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

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 447 records. Each step hashes the current value together with the sibling shown.

leaf 6200be478268f4e13d5fef5ca150247df78e4a5d7b4f55f91df47f4f25b1df4e
01 L 61ad785581dd69f5a040102d0f009227721297be447515cffac5e4228b1eba70
02 R ab889c62c493e6fece5a6cc9bdac286ec20d01907671c50c8dbcac04f02b6acc
03 R cbd8a39f9cfe69cdc786ba663577181adb173c45244c23f47df1d8b559751c30
04 L a63f299afbe1ba64a906af3ca1db59d04acca41c3b1939c647f28efdf50112dd
05 R f280c9683dfc286d7ad8bf35b4c4054e69f3b8609d1259b14eae5c76c77abd58
06 L 4635eb9fb731d0f6221bc4d4ff420ac8187b13632c069137e0c312a311cfb952
07 R 6f92c399fbe6ee6b1a4d3dfcbab8a23c738ec2901da849083b0c1472341afe73
08 L 8ea66ad4ceaf0e208e5fb98768b416fe770542f69c4bf49dfe073d53f5a03860
09 R 9783f8cc38360fbd271f6de7f7dcaff5827c27c058bb730f046003c66a75f48e
root 1f0b34e1b27f1fc326159971d2afbb51d5b1c723f7a4364d0cba102b3fddc3ca