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 - QUIRINO DEO Award a ₱36.6M contract to MAR-DEB CONSTRUCTION AND DEVELOPMENTNational agencies

Transaction hash:

7f88c88332cb400d2ae2d4fa5be52dc956d4d824efba0924af218afb1f53572d

Status:

Included and unchanged

Block:

#2,058 3,955 blocks after it

Position in block:

Transaction 42 of 88

Award day:

Apr 24, 2014 (12 yrs 6 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUIRINO DEO

To:

MAR-DEB CONSTRUCTION AND DEVELOPMENT

Value:

₱36,630,270.32

Project:

13BK0070 - Construction/Improvement

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUIRINO DEO

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 #2,058 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 - QUIRINO DEO awarded it to MAR-DEB CONSTRUCTION AND DEVELOPMENT on 2014-04-24.
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 7f88c88332…53572dnow …
2. Block Merkle root changed
stored 5c3a87c640…ccd555now …
3. Block #2058 hash changed
stored 11b7f239c2…8d01c2now …

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

leaf 7f88c88332cb400d2ae2d4fa5be52dc956d4d824efba0924af218afb1f53572d
01 R 80d5d628d72f964e9a537e8a4e712c73b99cb1a40a188fe07d0dca4462970ba5
02 L 9c5236eac13448bacf3255a502a27774b62c988dbdad57d036ab2d553e43d2ed
03 R 13f0dc680364e827769ae15931c1cb59a6aa2974cf4db0678497df7127c78063
04 L 33bed26fdd0512d2a47960d9217dd4159a5e12df5116032ed7024ffa69b3bbfd
05 R d71a76f7e1381c8a9cd1f4fa4d9167cac98b254a9708ff611c9ab364078d86cb
06 L 1b1277d82907ffe64f8f237747c7c73190de58f895a8f1f4c7488c9302099c01
07 R b4503ebaab73a6d4e0468d410a3781dc85f565648db709059586122dff873da5
root 5c3a87c640c05181da4756c82a70064c9411059672672334fa7b253dc1ccd555