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 - ZAMBOANGA DEL NORT Award a ₱1.9M contract to LONG ISLAND BUILDERS & CONSTRUCTIONNational agencies
Transaction hash:
d4bfcbce53893a2f9b733a8046fef0aef8e134aa9ec74899408f558b5b410d6d
Status:
Included and unchanged
Block:
#4,210 1,803 blocks after it
Position in block:
Transaction 161 of 185
Award day:
Sep 1, 2020 (6 yrs 2 mo ago)
Value:
₱1,920,506.87
Project:
20JC0070
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 #4,210 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 2020 LP", i.e. the FY2020 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 - ZAMBOANGA DEL NORT awarded it to LONG ISLAND BUILDERS & CONSTRUCTION on 2020-09-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20JC0070: 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 2020-11-02). 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 d4bfcbce53…410d6dnow …
- 2. Block Merkle root changedstored 1479e71947…0100efnow …
- 3. Block #4210 hash changedstored 9be235160d…4f82ednow …
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 184 records. Each step hashes the current value together with the sibling shown.
- leaf d4bfcbce53893a2f9b733a8046fef0aef8e134aa9ec74899408f558b5b410d6d
- 01 L d4299e1a458e4e10965e70714471aa75a3f3ec5d2bf6fbeda975219c9582e432
- 02 R 69aba725b92b3853141c4f98cdb9bd0e13b90b71675ab2423e67e261378a6c3d
- 03 R e599e5b68dd43daf912af34e8d053d72395d3440ee4c1a87423378b1c1f334c3
- 04 R 8668c19aaee7897150f76bf2058639b8f374ceb15f37c20f86303c74ae90b671
- 05 R c0926885c5dcae424a5c4126adb87b5610e51c9ec41e66c8750da1a75d37b112
- 06 L 4da802f2306cdeb5dc756ecfc85ac5c7499e50424cb644264ad223388d50f24a
- 07 R b590e51e99217d7f793fd1554ce274dac3ac2326849988f9cf17b51334ba5e2c
- 08 L 7e3a390079f748ca8a190bc83ed57ed874b61b0cecc564889a7813fc7334517a
- root 1479e719476b160cc98bada928bf0b00e5914f44106a3f895363bc2dc80100ef