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 GAMU, ISABELA Award a ₱600.0K contract to JFO CONSTRUCTIONMunicipalities
Transaction hash:
b682dcd34f3cd81326cf8f4df63a9a73dfeb645c4b1c74edfa267fe1e4d2a5e6
Status:
Included and unchanged
Block:
#4,217 1,796 blocks after it
Position in block:
Transaction 87 of 118
Award day:
Sep 8, 2020 (6 yrs 2 mo ago)
Value:
₱600,000.00
Project:
Cons. of the Proposed Residual Containment Area
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 #4,217 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 GAMU, ISABELA awarded it to JFO CONSTRUCTION on 2020-09-08.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 Gamu gave a "unmodified" 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 b682dcd34f…d2a5e6now …
- 2. Block Merkle root changedstored 9e08d35052…18882dnow …
- 3. Block #4217 hash changedstored c1d1fe5f07…00a973now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 117 records. Each step hashes the current value together with the sibling shown.
- leaf b682dcd34f3cd81326cf8f4df63a9a73dfeb645c4b1c74edfa267fe1e4d2a5e6
- 01 L b4f3198ad2464dce7b4bdf72cde0c81617be3a8176dfcdc9aeeb1826a74369b9
- 02 L dc30f175f237a34a521ce68ae3860741959c31df669575092ebcf30362b06490
- 03 L 3cee8cce00173dd7d266116041c3e6b8e67d4562fa7a060055e7778cecedc082
- 04 R 7a838c702dd00878175fc04f31b9124d4991ae83fdecb757355d19fa02c6118a
- 05 L a9c6f597ebcfcbac44cb3c3919f6538e4d7e09eec0eed50f8db7a07f12387df5
- 06 R 884e028a542b9e90d49c99c1a9227dcd398affe37f9e44c5b725d8f878294d1a
- 07 L b63b25aa6fd91f4248b86c82434ba3004382c9f47d1fab791510d423ea12d7a0
- root 9e08d3505289562a5add8a54fc69105d6be0a8e89304d798f4bb3714de18882d