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 - SOUTH COTABATO 1S Award a ₱38.8M contract to J.G. ORANZA CONSTRUCTIONNational agencies
Transaction hash:
2a90417c4e327a96fa95c2f763dfa8a4470bb6696cbedbb3b7177d7b11466fc7
Status:
Included and unchanged
Block:
#5,193 820 blocks after it
Position in block:
Transaction 46 of 326
Award day:
Jun 23, 2023 (3 yrs 4 mo ago)
Value:
₱38,808,404.71
Project:
22MB0020 - Construction of Connecting Taxiway
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 #5,193 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 2022 CSSP", i.e. the FY2022 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 - SOUTH COTABATO 1S awarded it to J.G. ORANZA CONSTRUCTION on 2023-06-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22MB0020: 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 2024-04-13). 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 2a90417c4e…466fc7now …
- 2. Block Merkle root changedstored 22d81ff0ce…7046f6now …
- 3. Block #5193 hash changedstored 12a3ce6c2a…7b3d60now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 325 records. Each step hashes the current value together with the sibling shown.
- leaf 2a90417c4e327a96fa95c2f763dfa8a4470bb6696cbedbb3b7177d7b11466fc7
- 01 R 2b821d7e1f974573fddd5f9fe110aaf2393f4df22010620394aebf96f4195017
- 02 L 61ee9814a363f8aefb29a853f7c767176a289f324ebce9f8e1555ca6c58c7eda
- 03 L c222422d458b3d8c9e30c507fa7c0175fa9ea71ca83fdb3525a4a7cc7543f7df
- 04 L ff42138c78229a5e307bc26da200bd59421cdff5f86fabf644ea7f9fc07e3135
- 05 R caa119beef1684b78e652f4b7720745681e4dd0fd64a7ed84b32482707bd5075
- 06 L c8639c2c501bdc8e125bc7a0275f89cb01b479353cea62c49bed38aa8978178f
- 07 R 911c5a678e45d01eb1aa258fb29b5f3cd2631abcd0c11cfe3a1bb0aa7891bfb9
- 08 R bb5263edad9442dda23e31d0194f83a0ac14452dd3d680a330042c1f6df890e1
- 09 R 7e352ecde9666676deb8b429db19bb617cde61faaa7289b0137d8c9d4bd76e3d
- root 22d81ff0ce94f670fe080743a2f428c7d63ec6dc733059642fc24a89897046f6