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

CITY OF DAVAO, DAVAO DEL SUR Award a ₱887.5K contract to SKILLED CONTRACTORS AND LABORERS EMPOWERMENT COOPERATIVECities

Transaction hash:

dd059bbbdc3736aecbe768d1ba10beabcf2ce1ca3cd7435ed2fb51cc92b7f54c

Status:

Included and unchanged

Block:

#667 5,346 blocks after it

Position in block:

Transaction 31 of 41

Award day:

Aug 19, 2009 (17 yrs 2 mo ago)

From:

CITY OF DAVAO, DAVAO DEL SUR

To:

SKILLED CONTRACTORS AND LABORERS EMPOWERMENT COOPERATIVE

Value:

₱887,548.83

Project:

Concreting of Road at Sitio Awa to Sta Felomina, Brgy. Catalunan Grande, Talomo District, Davao city

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF DAVAO, DAVAO DEL SUR

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 #667 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)
CITY OF DAVAO, DAVAO DEL SUR awarded it to SKILLED CONTRACTORS AND LABORERS EMPOWERMENT COOPERATIVE on 2009-08-19.
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)
COA's CY2024 audit of City of Davao gave a "qualified" opinion on its financial statements (not specific to this contract).
Partly
Open

1 of 8 documents found, 1 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 dd059bbbdc…b7f54cnow …
2. Block Merkle root changed
stored d5f71e2dd1…91b87anow …
3. Block #667 hash changed
stored 3ea725f69f…dde4e3now …

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

leaf dd059bbbdc3736aecbe768d1ba10beabcf2ce1ca3cd7435ed2fb51cc92b7f54c
01 L d936c8f1ae970647bda55abe11b7192cbb5e0d8e996c297c6b762272f422399e
02 L 8c30e1c2e04331f47ad2357482ba2b66b57863ea1c63d6070570dc5949632256
03 L 6e6bf5fbee7a2b69e8093bf2ef92420346ebb5a184e8095e6dc3eac6defa684b
04 L 72e9052be725412c836cca30d2d11bc1fc31902cf150edd666c3d5b6f79886f7
05 L e68f71ac8250b601688b6895857f9532c3d4a0b11a5dabbb862ae7e00a5622f0
06 R 034c7a9b99a2407137ad43a7f016ab8d15251c01f3c068c7333be740b9993bc4
root d5f71e2dd167b8063c97b8ad8f261ab175cffdd8e38a2621f7338b197b91b87a