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 - CAPIZ 2ND ED Award a ₱4.8M contract to BROOKLYN & CONNOR BUILDERSNational agencies
Transaction hash:
da4b1918157646da4bc4eaa5d1c3bb7cf9d413b8dc9248b779b0593251d1edb1
Status:
Included and unchanged
Block:
#4,582 1,431 blocks after it
Position in block:
Transaction 217 of 258
Award day:
Sep 28, 2021 (5 yrs 1 mo ago)
Value:
₱4,846,863.87
Project:
21GP0053
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 #4,582 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 - CAPIZ 2ND ED awarded it to BROOKLYN & CONNOR BUILDERS on 2021-09-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21GP0053: 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 2022-03-28). 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 da4b191815…d1edb1now …
- 2. Block Merkle root changedstored e4315d618b…9d9301now …
- 3. Block #4582 hash changedstored 30019a0bb7…4590cdnow …
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 257 records. Each step hashes the current value together with the sibling shown.
- leaf da4b1918157646da4bc4eaa5d1c3bb7cf9d413b8dc9248b779b0593251d1edb1
- 01 L d9ee56f645c4b4650063ae0fb5a1e82853dbdb40576d180b5cacfce3cb38af96
- 02 R 7b471c2f0a3ed9ed5ba0e04daab03bc57920d83de53f3b82aacc54434ce22fa9
- 03 R 383e8e415c2bfab346ef34ba3e0265982090c27f9c4ee06e371f5b048c8f6195
- 04 L 447cb7ce41620fa18629c392f09a95172200b6cb2370e84be666fc49353515b1
- 05 L e6d033868dc9b493b8b5e5f809aa07b6ba8b5f207b290c68bbb3129be5502122
- 06 R 337f509173274c72c8e01036defc5ed3a2e18ee09e6bf6084cc2ab06a8b1e2c0
- 07 L 6af32fab30ea041bd51748e4565a9006326ee06107e54ab900a3e9732dc25cf3
- 08 L f193960497e23f1f11609086898c0e737f9063ea166eb572947c75a0135c5bd0
- 09 R 51689ea1311982e89e1483e547522c4ca75ff49fd432d8130e9a03456ae75a0e
- root e4315d618bc91229f6c2d55d52f0f8a0dad2f76b6571c4caf730345f4f9d9301