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
APITransaction action
MUNICIPALITY OF TUKURAN, ZAMBOANGA DEL SUR Award a ₱9.9M contract to CDTECH BUILDERSMunicipalities
Transaction hash:
e4bcbea75f36ab1aeb07b77267397ee7349dce077cdcdecd5d26513c70c313fb
Status:
Included and unchanged
Block:
#4,271 1,742 blocks after it
Position in block:
Transaction 146 of 170
Award day:
Nov 5, 2020 (6 yrs ago)
Value:
₱9,877,526.33
Project:
Construction Projects
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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 #4,271 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)MUNICIPALITY OF TUKURAN, ZAMBOANGA DEL SUR awarded it to CDTECH BUILDERS on 2020-11-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Tukuran gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored e4bcbea75f…c313fbnow …
- 2. Block Merkle root changedstored a958198db5…cafb66now …
- 3. Block #4271 hash changedstored bf25ab72e6…626a27now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 169 records. Each step hashes the current value together with the sibling shown.
- leaf e4bcbea75f36ab1aeb07b77267397ee7349dce077cdcdecd5d26513c70c313fb
- 01 R e657f21a470af6c7dfe110c4ba250fa66bce5bd8c963e400690e49524c8abd16
- 02 L bbad22ddb71903c9b1c81d02ad2726486440338022712534a52be7900043f780
- 03 R 9dfe422de7f5a12ec7b888d7761846f68da6e7101de052849d7ba1897ea6780d
- 04 R b2e69f348cc240480c1a39950a1d1eb66a8d4a315d5a984f77807b4d0b724b7e
- 05 L fcc910b3bf8089879dbbf1ce49b7a690baa1c88cec28dc77091def87541b5e57
- 06 R 18bf976138a85bb46e3390cfc577fab0d0f67ec4907781743660e0883ada01da
- 07 R c496fbfbf8893e827de6b46d953ca3ca8ddb57d9d38bb71a079f1eb9b71e1453
- 08 L 0c05640820b7ac686026101ace6ba360e8239c5e7e3ebdd182e75c9ca7accec3
- root a958198db55da91d0f6b812f4f4a937a43052a360ca2e822322cfec0c4cafb66