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, NORTHERN SAMAR 2ND Award a ₱5.9M contract to ESD CRUZ CONSTRUCTION & SUPPLYNational agencies

Transaction hash:

05ab62bd8c88c094ab2932b925ac538ac59fac49f0bf7860dce04c072863ddf9

Status:

Included and unchanged

Block:

#1,526 4,487 blocks after it

Position in block:

Transaction 2 of 72

Award day:

Aug 6, 2012 (14 yrs 3 mo ago)

From:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS, NORTHERN SAMAR 2ND

To:

ESD CRUZ CONSTRUCTION & SUPPLY

Value:

₱5,897,188.00

Project:

Rehab./Improvement/Concreting of Road Shoulder along Catarman (Bndry)-Rawis Road, San Roque, Northern Samar KO 769+436 - KO 770-289

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS, NORTHERN SAMAR 2ND

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 #1,526 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, NORTHERN SAMAR 2ND awarded it to ESD CRUZ CONSTRUCTION & SUPPLY on 2012-08-06.
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 05ab62bd8c…63ddf9now …
2. Block Merkle root changed
stored ebf1b4c4ab…1df7fanow …
3. Block #1526 hash changed
stored 11a9ee5634…9fbb75now …

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

leaf 05ab62bd8c88c094ab2932b925ac538ac59fac49f0bf7860dce04c072863ddf9
01 R 05d97bedb0ff64b849e8f59666652c407235f839119f788b52a7df103e36a684
02 L c586194d6fb96c1f5eab2abceca6b54df3250c6293170d6d1845d1ab03682197
03 R 4e2ecaf90b516389d0776c44a5e6c94dcc41587372c6b99a3d27f6d08d3c6df8
04 R 34dc6770b707b12c43ea840d3b95ec50993b752e6114dac849e864149eea5714
05 R e5afef6eaf874b251a6f348fcc191f81ebabcfe33d953d1b52baf207175d3121
06 R d0312e9898e29a1af4e2f4b53e678a12de0145b64bf79cbe64c1574998f5df76
07 R f45045dccac149708e9d8190ff50228d7ba9dee9871f3cbd36e30b8e71fd6a47
root ebf1b4c4ab121d5c1f52cd00d7431e5a8d07034118490a226eba1fb3e11df7fa