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 CALOOCAN Award a ₱5.6M contract to RED SCORPION CONSTRUCTION & SUPPLYCities

Transaction hash:

1278c3abdd5ebf5ccfa83aee974818e4550216f787c22a21967017487b89e7bd

Status:

Included and unchanged

Block:

#1,215 4,798 blocks after it

Position in block:

Transaction 2 of 52

Award day:

Aug 12, 2011 (15 yrs 3 mo ago)

From:

CITY OF CALOOCAN

To:

RED SCORPION CONSTRUCTION & SUPPLY

Value:

₱5,585,956.00

Project:

Improvement of Roads and Drainage System at Phase 9 Damayan and Maharlika (Phase 2 Project), Barangay 176, Caloocan City

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

CITY OF CALOOCAN

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 #1,215 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 CALOOCAN awarded it to RED SCORPION CONSTRUCTION & SUPPLY on 2011-08-12.
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 Caloocan gave a "unmodified" 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 1278c3abdd…89e7bdnow …
2. Block Merkle root changed
stored f7c0a7b824…a0384cnow …
3. Block #1215 hash changed
stored bb0eea35be…c66aecnow …

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

leaf 1278c3abdd5ebf5ccfa83aee974818e4550216f787c22a21967017487b89e7bd
01 R 1bc76534b24e03a34db95680c6962e34518f3f95fe8107419c6a8fe9f0290953
02 L 24f74536f5f007dafe371ba726486146c501e384f257adc3aad7f4dd7ae2fbeb
03 R 3ca45a15da7dacdf662053f014f24fe7f1d8d26be1b45fc3c6f07d4bcfcc10b2
04 R e3a53c0545685eabe2521ba547056dfc9325b0862fd49ed6f969cba85f1b50ec
05 R a6259ba160f0072341148373b4bed5fc9c00f196d0b01d2b5cc1c81c60d2bea1
06 R 3787d370b73bbb9f2848f8af9190af41f24c559cdd933edbcf85ca479c0f0d71
root f7c0a7b824b78e4dce24aab25615c8886dec2b28d04a0b167257de6b7ba0384c