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 EDUCATION - DIVISION OF EL SALVADOR CITY Award a ₱198.0K contract to JOASH AR ENGINEERING ENTERPRISESNational agencies

Transaction hash:

ddcc7d28e5cd786e3134bedf9abbab4e720484719cd9825ac855220484a68d23

Status:

Included and unchanged

Block:

#3,982 2,031 blocks after it

Position in block:

Transaction 38 of 45

Award day:

Dec 31, 2019 (6 yrs 10 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF EL SALVADOR CITY

To:

JOASH AR ENGINEERING ENTERPRISES

Value:

₱198,000.00

Project:

Fire Exit Installation

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF EL SALVADOR CITY

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 #3,982 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 EDUCATION - DIVISION OF EL SALVADOR CITY awarded it to JOASH AR ENGINEERING ENTERPRISES on 2019-12-31.
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 ddcc7d28e5…a68d23now …
2. Block Merkle root changed
stored 40bf095424…ac5f19now …
3. Block #3982 hash changed
stored 09e457fa04…4c256enow …

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

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 44 records. Each step hashes the current value together with the sibling shown.

leaf ddcc7d28e5cd786e3134bedf9abbab4e720484719cd9825ac855220484a68d23
01 R de6889bca1ee9cfd6b0f43a38d980bbf45257cee7940b02f6126f6339d83c5ce
02 L 91e83c28b4c98e8fd93613f133d30f47c1c8313b395bcad21b2339e52d9e3bbb
03 L cf6a99e79c1512075446e32023b3eb38bf949d32aacec0b8a9ee60dd4b7cccd4
04 R d999ae0ad0f18b6681455d1c402c144d2283893f8b68d096d31389ee26b1b041
05 R e23ff300d4b66583d836ea6b21fa66e780defd6e750ab4e602c3d0883739ac17
06 L e9cb3a7cf8a48bbe8b824b1802ee5660ed5d5269570d734378033fefd0e61e2a
root 40bf095424ab968f5ae3664f09d383c48f734c072936d8217fad46ebdeac5f19