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 - MM 3RD ED Award a ₱12.7M contract to I.M CONSTRUCTION CORPORATIONNational agencies

Transaction hash:

08d297cbb0e20da8fb12739bc1176732b0f3ee44fc32641fb229b2a2a081d195

Status:

Included and unchanged

Block:

#1,353 4,660 blocks after it

Position in block:

Transaction 2 of 78

Award day:

Jan 17, 2012 (14 yrs 9 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MM 3RD ED

To:

I.M CONSTRUCTION CORPORATION

Value:

₱12,670,408.27

Project:

Rehabilitation/Reconstruction/Upgrading of Damaged Paved National Roads (Intermittent Sections) along East Service Road

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - MM 3RD 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 #1,353 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 - MM 3RD ED awarded it to I.M CONSTRUCTION CORPORATION on 2012-01-17.
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 08d297cbb0…81d195now …
2. Block Merkle root changed
stored 9406dca28c…5f4a04now …
3. Block #1353 hash changed
stored 25619d9b1e…8d3be2now …

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

leaf 08d297cbb0e20da8fb12739bc1176732b0f3ee44fc32641fb229b2a2a081d195
01 R 0958d9ebec0598dda24741a9264702643c226d76aa753402ac0960a0bce37969
02 L 41444edb1463cda936d81c2aba0eb2787f2543a37ea985aed1b99152a275bcd4
03 R 018197df1c93c14d2a41237169724b1187211b9ff2b41877e593f6243315d48a
04 R b9affa5daa7f524a41d01df97f2f3cf02ef2273a7c6a7f79fff25fdcdd578a23
05 R 8b86478e1630b50be395c9c5f3abbc5e0d059a5ddf4e3c6ee6c061e39a47bebf
06 R 9d6aa2562e4ab0288f2e29dfb1ea154fc919555eff34acb8345e7095ce5920c4
07 R 9e511ba04bd6202339d6b31b0e137f5b0556fa0398ad69bf0e964487a7b1fcfa
root 9406dca28cb11999085a785037d1be770957d7f7ec7104c6edec9e23725f4a04