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 ₱5.3M contract to MONTAÑO CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
bbf8df2b286f117f66c14e98003c2c1f57dbba5b00e0550fca14bdd8e6124197
Status:
Included and unchanged
Block:
#3,405 2,608 blocks after it
Position in block:
Transaction 186 of 255
Award day:
Apr 30, 2018 (8 yrs 6 mo ago)
Value:
₱5,289,484.48
Project:
Construction Projects
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 #3,405 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 2018 OO-1", i.e. the FY2018 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 MONTAÑO CONSTRUCTION & DEVELOPMENT CORPORATION on 2018-04-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18JD0039: 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 2018-09-27). 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 bbf8df2b28…124197now …
- 2. Block Merkle root changedstored f4994751f7…0c64d6now …
- 3. Block #3405 hash changedstored f63904dcf3…055cd0now …
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 254 records. Each step hashes the current value together with the sibling shown.
- leaf bbf8df2b286f117f66c14e98003c2c1f57dbba5b00e0550fca14bdd8e6124197
- 01 R bd0dbd5f5e704a93110edf055057859c398412b0f31b31737710ed5da3f87275
- 02 L 505c4ad25f36c331a09b6e7daac26326a666b61c51e7d8347b5b333187c4d029
- 03 R d246c9efb1b6b820c0caf4c46e0f7efd4d8e2f5218b10deafeb68e2189885780
- 04 L 18e20449eac404296d304d88c101507e50fed70d2b2d9302c7e862e5846a6d73
- 05 L afdf2e06976870a659ec4347aa02c1a26738a254baa8fb830db319671e507b7f
- 06 L aa86e85a04b9a3ad346461fd92fe6e8d83ccf751cb7a4549bb962017960bddf9
- 07 R efcb1a27f6e16a6555cc51c729405fdf8c7b22bc96e9d7b37f4fded665b973ef
- 08 L dd016b885cae685e9f88750ce630fa5a28cb191d0eb7ee31cc783cbe2e91e7c0
- root f4994751f7c615388a99a6d29b9b72c30aa5bcaa71968fdfc396f8214a0c64d6