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 ZAMBOANGA DEL SUR Award a ₱2.8M contract to GAF TRADING & CONSTRUCTIONProvinces
Transaction hash:
8cf1552fb1f7d98ab7ebc4efb80e755e1e2319014bba9213c4c2a62731340710
Status:
Included and unchanged
Block:
#4,098 1,915 blocks after it
Position in block:
Transaction 34 of 51
Award day:
May 6, 2020 (6 yrs 6 mo ago)
Value:
₱2,790,002.69
Project:
INFRA 2K20-26 CONSTRUCTION/RENOVATION OF YOUTH CE
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 #4,098 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 ZAMBOANGA DEL SUR awarded it to GAF TRADING & CONSTRUCTION on 2020-05-06.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 Zamboanga del Sur 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 8cf1552fb1…340710now …
- 2. Block Merkle root changedstored fe9af598d0…c9ef33now …
- 3. Block #4098 hash changedstored 8f1efe9aa8…e4960dnow …
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 50 records. Each step hashes the current value together with the sibling shown.
- leaf 8cf1552fb1f7d98ab7ebc4efb80e755e1e2319014bba9213c4c2a62731340710
- 01 R 8f1aa896593b813a981bf478c560176310fb9a64cb687617210f5235188f9d1d
- 02 L d53dfdce946f6dee444f71c8b703fe84b3db93274185285e7e0ce71b3b61658a
- 03 R ff683cdef08043a63aa4047141f01178ebc4a109d07d784b77c48910a9d6753e
- 04 R cfebce0cda7c9992adcb5903c994726f1104050fba331b5f0ab55c52d9719fc0
- 05 R 71faca51d044776d825d5a44c7fb346cc2bdc7305431175b0d3e06a4189909e4
- 06 L d32023b03552be1a6314fab841b13035de358b89f345b2aced28872ce3d0a9f9
- root fe9af598d0910cf65fb695b1f76610baf44beed4c72d2315e7fa716c7ac9ef33