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 - LAOANG NORTHERN SA Award a ₱9.6M contract to CDU CONSTRUCTIONNational agencies
Transaction hash:
a45f672273bb03b2b0458b5241f2065cccf4e569e8bd43ca9faaa29d50ef2c30
Status:
Included and unchanged
Block:
#4,368 1,645 blocks after it
Position in block:
Transaction 173 of 268
Award day:
Feb 19, 2021 (5 yrs 8 mo ago)
Value:
₱9,556,273.00
Project:
21II0030 Construction of flood Control Structure
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 #4,368 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 - LAOANG NORTHERN SA awarded it to CDU CONSTRUCTION on 2021-02-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21II0030: 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 2021-08-20). 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 a45f672273…ef2c30now …
- 2. Block Merkle root changedstored b923c69e2b…0a1a39now …
- 3. Block #4368 hash changedstored f6d89812b4…735bafnow …
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 267 records. Each step hashes the current value together with the sibling shown.
- leaf a45f672273bb03b2b0458b5241f2065cccf4e569e8bd43ca9faaa29d50ef2c30
- 01 L a41e241b9bbe7ddf5d6cac7dadae2cd91587363cf690b47126eef009e48095f3
- 02 R dfbaa6f0c2b78e4d5ea8d3d13f14c17e83a6a069e8a2020b79b2fcf3faeca616
- 03 L 03f77d6aadceb6e01aff2b7cdf8bfe98c6bf66e3f83885e48471f5ac17db5102
- 04 L ac96f464f2feb67f16c10a00bb63bd62e046a7f82ca49ddb8f3b6c0ddf04b05f
- 05 R 8de02c5149b899783e37f2dfa335ebe9e7b92b5923676632c3000cdf819f7f40
- 06 L e68289e176eec0b352ef1e0391e63be54c650003a4339149ee48f711526b3f3c
- 07 R 1212fac0df1b3457d2c5b2bc95b753e50b2513d3504724cd3f48b0c68b67be97
- 08 L 211f3cf5c9bfe9ddb674a8e856a11f1dee49d025264f73ce5a4eed0734cbabcd
- 09 R e2d38afd076b63a1d577aa79b167159c4b7fdb053c55d09dc399ca680c41e39b
- root b923c69e2be7ebafd034fc28ffafe24f806065fcf325d9e561829c77300a1a39