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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 4TH DEO Award a ₱58.6M contract to IBC INTERNATIONAL BUILDERS CORPORATIONNational agencies
Transaction hash:
975dcdded76a07d77b3d95ebe7b29fa2ee6e72507376a3c18722bcb55272b0b7
Status:
Included and unchanged
Block:
#5,109 904 blocks after it
Position in block:
Transaction 317 of 552
Award day:
Mar 31, 2023 (3 yrs 7 mo ago)
Value:
₱58,559,999.38
Project:
23GI0075 - Preventive Maintenance of Road
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 #5,109 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)DPWH lists the funding source as "Regular Infra - GAA 2023 OO-1", i.e. the FY2023 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO 4TH DEO awarded it to IBC INTERNATIONAL BUILDERS CORPORATION on 2023-03-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23GI0075: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2023-07-31). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 975dcdded7…72b0b7now …
- 2. Block Merkle root changedstored 2e57efdc78…86f963now …
- 3. Block #5109 hash changedstored fd00e9fb63…2f5ad7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 551 records. Each step hashes the current value together with the sibling shown.
- leaf 975dcdded76a07d77b3d95ebe7b29fa2ee6e72507376a3c18722bcb55272b0b7
- 01 L 97418a95d58b2a9f9fd90d8a7718e229e4268800f7f8d6bde9cf106048e96d19
- 02 R e6a17cbd3983038e709303387b60abc08f78eed91e25dafd815825e8c3be4e80
- 03 L 901369692817920f7ca61782867126d4ba45e3cb549b5f01969bfacf1ba3e842
- 04 L becdb0ff6216e00d968238ed044f733520c68519f3e243b26555c4f8ce9940df
- 05 L 4a327bf7b90900a50feee9faeea49f380c24622a52715830062e5699b2b2a6f3
- 06 L 93a598f486012657c7c4be2f2ce2aeb07f9fb5bf66cc24867329cf2da684a7cc
- 07 R 5bb42428eeca2e8049ba3044cec063eda4d0a4b4f0c220eda0b6d5ce6c054525
- 08 R 4bbe61ea1b5408c3d657864d00a0f5e12eacbf9f181eb2c854411a87cc95eca9
- 09 L 9d4c6a92148d65288007cd61f84c485a97ba4c695bf1571ebce8e6841d8cbe2b
- 10 R 3a1f103e6bc7429b69c61e6c56008a5445ce4af8e826511b5c770c5ad5ebb674
- root 2e57efdc786ea09cd8bc55f1938310a6f95c701f8c7cd4406a8a0d7c7d86f963