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 - METRO MANILA 1ST E Award a ₱9.4M contract to GENUINE BUILDERSNational agencies

Transaction hash:

4a310dbdbb49dc1bcad5ee7a35f8bfc0ac2c3d5c70f776aa19b54933ccfedc59

Status:

Included and unchanged

Block:

#4,144 1,869 blocks after it

Position in block:

Transaction 70 of 257

Award day:

Jun 26, 2020 (6 yrs 4 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E

To:

GENUINE BUILDERS

Value:

₱9,404,075.72

Project:

Contract ID No. 20OB0129 Contract Name Improveme

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E

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 #4,144 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 2020 LP", i.e. the FY2020 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 - METRO MANILA 1ST E awarded it to GENUINE BUILDERS on 2020-06-26.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
DPWH contract 20OB0129: 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 2021-01-27). 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 4a310dbdbb…fedc59now …
2. Block Merkle root changed
stored ee9584046f…fb0d43now …
3. Block #4144 hash changed
stored 220686968b…eb52e6now …

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

leaf 4a310dbdbb49dc1bcad5ee7a35f8bfc0ac2c3d5c70f776aa19b54933ccfedc59
01 R 4ad506cdbe1835ac63ddcaafcc09e20a8ba0b9175adddda961d6ee53b0812fae
02 L 9660b5d9c4b75c88024949e25b1f6b3d98f0ec6141aae90badb88840bb3c7927
03 L 0b6e12ba629de5419272afb29d4b966c208a2937f8dd8111d14f6de1b8cd8f61
04 R c4df847dd9d8083fb0d18162de811875a4a1792252c0fee5bb2bde641f2f16a2
05 R 6d24f3b8f736d419b75742540a6cd61b96330a2fb93cd640c0012a7168b211f9
06 R 37a7b642415bf0ceb9b20066dd065591a523827561e8bbe9aee2912c0a581c6e
07 L b4e6479bc31e9ba93d7eb51c0d5fa0d6efce65eaf54d3f87bfbac7c79e5da14b
08 R 5f98ccac5c76988c4f124c72f033758dbfdc4701ee664dc4ab04425f3264588f
09 R fa21d0faacbab233fcc1e1e93f994ed6366eed7e7c1c545afd6b9ce440e9ad79
root ee9584046f2db922b786c117c1d9b526ddc5c367bc3fc7aa11d172e55bfb0d43