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 ISABELA Award a ₱3.1M contract to AF MANUEL CONSTRUCTION INC.Provinces
Transaction hash:
d45b5fb443157a241e481c679ecb59e946df94f926ba2164d7d69b97531726d6
Status:
Included and unchanged
Block:
#4,809 1,204 blocks after it
Position in block:
Transaction 181 of 224
Award day:
May 25, 2022 (4 yrs 5 mo ago)
From:
Value:
₱3,144,421.01
Project:
Maintenance of Completed San Placido – Sinamar FMR
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 #4,809 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 ISABELA awarded it to AF MANUEL CONSTRUCTION INC. on 2022-05-25.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 Isabela 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 d45b5fb443…1726d6now …
- 2. Block Merkle root changedstored ce4fc82c13…86740fnow …
- 3. Block #4809 hash changedstored 32ea622160…03cdd3now …
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 223 records. Each step hashes the current value together with the sibling shown.
- leaf d45b5fb443157a241e481c679ecb59e946df94f926ba2164d7d69b97531726d6
- 01 L d3fc3e33939660c7669a3ceb1c3f0a819b6df87e226dff1024b4aa50778ab206
- 02 R 7169f614b64d72f527b0b3ce78f16e31c8cd9fb776fcffcf762144d5979e3057
- 03 L bfb3ad4b0236c7c5b6a404a72351050f7384cadaf04d445bfbb08ececd4ec6da
- 04 R 2a1cb1fe6fe3e342703dd03a5d0ab7be8780e4aefac6428984b3d63ac7414117
- 05 L c29446a8f89b28ba9ef3e4bff1a746601dcd4cdbb092ced85ae411bdf042f271
- 06 L 38697f8db2169ce9f0728533d78b6ecc42b7a7786477a026467957ec0c64a3fa
- 07 R 09b1e2819b9f7891c63b4f0a661f6081bb1f4fec90d7c4d0040e1910c2db03e0
- 08 L 2cc3a73fcb9dd7af9d8ed48e3d15728836ec7f90dc55202af419a7a318625093
- root ce4fc82c13acefc39b404da61eb9dff3f2fe70e6957925b891798dfdf786740f