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 - REGION III Award a ₱102.4M contract to CHRISTIAN IAN CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
e8ae4e58a8f54a3ab8e8cee508a159a5735b83b7e6b7ead6d86ec3b3070e5411
Status:
Included and unchanged
Block:
#4,750 1,263 blocks after it
Position in block:
Transaction 955 of 1,061
Award day:
Mar 18, 2022 (4 yrs 7 mo ago)
Value:
₱102,402,190.62
Project:
21C00074
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 #4,750 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 2021 LP", i.e. the FY2021 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 - REGION III awarded it to CHRISTIAN IAN CONSTRUCTION CORPORATION on 2022-03-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21C00074: 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 2024-03-10). 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 e8ae4e58a8…0e5411now …
- 2. Block Merkle root changedstored 8d0e79a087…d0bb51now …
- 3. Block #4750 hash changedstored 9787b2a173…350aa3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,060 records. Each step hashes the current value together with the sibling shown.
- leaf e8ae4e58a8f54a3ab8e8cee508a159a5735b83b7e6b7ead6d86ec3b3070e5411
- 01 L e889a1ad4f8b7309614c92416b211558eb2b1da2c21295750a10861f7069cf7d
- 02 L 18a1ffcbae34351be9fa5051d1c621c141c26222a9e0ea365ebac3ee8e8caea9
- 03 R 1660732618f46777ac67e3614f63cf7fc1c941ba6d3d9578996f14da316c9eac
- 04 L 3228254294d6cc9a88893c3ad99f89ee14446213807cb3cdbe1f2389d68c9d44
- 05 L 40f62ad63a5976d9565ad30fef6ec2a9da2b4b4526a225d62c5b77579df1af6c
- 06 L c388b3df72927a081d3a0a6555dc9169bdd46d0f5c48412ec337f771019f2d0e
- 07 R 8ced028c5cb13156832f7c3b28569d650f9b0002e36f669c69101ac4c4f2b753
- 08 L 88ed9fc40a15f68fdb53472cd1780edec5c6eb08d9dced9f25aa3bd4cedf5f58
- 09 L 170110301ba263d50e216269716e4c034cf3befba1be13609fb3e43eda326912
- 10 L 41b53f825e3d09d0b6aa5dfab5f3a971a6c70a9ebea4ce5ebfa02762a94968f9
- 11 R fc68fe2395e70e525a605c9c692b3ca2b48448d1aacf32c7e05715148fbf827f
- root 8d0e79a0874a46f41910b5d1f5c4b9578dba532a18e7f2a49d49a01703d0bb51