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
PROVINCE OF SOUTH COTABATO Award a ₱3.0M contract to MARBEL DYNAMIC BUILDERSProvinces
Transaction hash:
c498fe975b24f4ebd38e894f47ddf7c677373a28b872af83c444421819de16f0
Status:
Included and unchanged
Block:
#2,994 3,019 blocks after it
Position in block:
Transaction 182 of 231
Award day:
Feb 17, 2017 (9 yrs 8 mo ago)
Value:
₱2,990,158.72
Project:
construction project
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 #2,994 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)PROVINCE OF SOUTH COTABATO awarded it to MARBEL DYNAMIC BUILDERS on 2017-02-17.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 South Cotabato 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 c498fe975b…de16f0now …
- 2. Block Merkle root changedstored 494ff6a091…2a5e98now …
- 3. Block #2994 hash changedstored adc3c9f5fa…6fa8d8now …
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 230 records. Each step hashes the current value together with the sibling shown.
- leaf c498fe975b24f4ebd38e894f47ddf7c677373a28b872af83c444421819de16f0
- 01 R c4bc78919b5f10a11cd27abab111b7865330e3c22585567162ee02763458957f
- 02 L 5f4b9e4ec5c9a2f2a7bf804c9c26b41d55e2f1a8f6281c8110da9bce1936a4f2
- 03 L 90ef6e8742efd05d25cb6950b1f4bb070837eafc6aa069c18989cc94fedc433e
- 04 R 39d60c3f41ed63597769ef769b8a9931cbbfb6b3c4de25a22326fdaf1f067b33
- 05 L 9ff9c845b89861ff03a6ad64ebc65d8bd9411b8ec1845d2abcf89b04c7b041f5
- 06 L 15053834885b20379ee5b400b00be61866731b039fd4b4f08885993df913f3d8
- 07 R 46e78eff5479fcef104adf918aaad400e6ace07ee738fdd540bee3680a7b2551
- 08 L 653de6a963fb658df96cce189d2ffa2dde7665b56ff8e1da02205bec0122c6c7
- root 494ff6a091139093d19548f9ec907e0b1b89d5ab34871d2c5ba63893822a5e98