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 - NORTH METRO MANILA Award a ₱16.3M contract to HERBANA BUILDERS AND SUPPLYNational agencies
Transaction hash:
cc4ad49bbfc23bde7d546ea4606a27f046a043b21da3a3f1fbc8f268ae39b18e
Status:
Included and unchanged
Block:
#3,504 2,509 blocks after it
Position in block:
Transaction 175 of 211
Award day:
Aug 14, 2018 (8 yrs 3 mo ago)
Value:
₱16,318,962.28
Project:
Local Infrastructure Program
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 #3,504 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 LP", 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 - NORTH METRO MANILA awarded it to HERBANA BUILDERS AND SUPPLY on 2018-08-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18OE0238: 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 2019-04-30). 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 cc4ad49bbf…39b18enow …
- 2. Block Merkle root changedstored abed13eb23…dce410now …
- 3. Block #3504 hash changedstored 410a10aef1…0581fbnow …
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 210 records. Each step hashes the current value together with the sibling shown.
- leaf cc4ad49bbfc23bde7d546ea4606a27f046a043b21da3a3f1fbc8f268ae39b18e
- 01 L cb731f9fb2d5a159a81b3d7b7f89a4868b7fc77c0e932516281f93965628c060
- 02 L 48a69d3fe3392928e344a37c97263f513b523f171aea03dadacaca6d4807bd10
- 03 L 001ef0476acb408410902793a09bdab1f73c929a34ee16c3c19870b6d259e9fc
- 04 L b0284fa7e9d99408e878d70cf7f302fafe5bdfffa5073c612191cf3dc7333091
- 05 R 553d06763b8e7566391522da23f4c0900fae442a987b9d80656455cdefff9397
- 06 L 919f8bf575218bdebc83efea1138f4578ba61b03aa3a1325ecd7f1f142f5c0ee
- 07 R 525eaaa94e6bed5b7984fe3318c1080f6b8bfe3119119cd73cc5c36bb12aedc8
- 08 L cb45510640af8a93f94d8b69ca9bce8b2708d40f866208968be174cd72cf410a
- root abed13eb23e0ed7904ad301c7bc134f74451099a64d83347ff47e83785dce410