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 - BATANGAS IV DEO Award a ₱3.8M contract to 830 BUILDERS & DEVELOPERS CORP.National agencies
Transaction hash:
b969a822eefda50cccbd3090c8ea1eaf10c7971cd92cc092a474cc3aa0e00419
Status:
Included and unchanged
Block:
#3,806 2,207 blocks after it
Position in block:
Transaction 229 of 305
Award day:
Jul 1, 2019 (7 yrs 4 mo ago)
Value:
₱3,841,200.00
Project:
19DD0205
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 #3,806 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 2019 LP", i.e. the FY2019 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 - BATANGAS IV DEO awarded it to 830 BUILDERS & DEVELOPERS CORP. on 2019-07-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DD0205: 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 2019-10-13). 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 b969a822ee…e00419now …
- 2. Block Merkle root changedstored 7f7eaeb982…a9ae85now …
- 3. Block #3806 hash changedstored 7099e3f4bc…d9dd5bnow …
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 304 records. Each step hashes the current value together with the sibling shown.
- leaf b969a822eefda50cccbd3090c8ea1eaf10c7971cd92cc092a474cc3aa0e00419
- 01 L b7c6e745f1851709c85760cbc2e7d6f888f2971db4e5965358a4da856319df68
- 02 R a73f21c6fbdc75c99f8ca6db3a074bc4f46c72a6118bc425cc0227d6ecec50ac
- 03 L abfaece970cde618300f71d9cb56f20c36b33c21941d5d43a096b868b6a647ee
- 04 R 571880b0454f2c39a0e38bffc57521d85f6f7100f89aed31dc65425c161ad372
- 05 R d904f975b27a3329b434dcdf37621c92a2a5d39be586543fc3362fb8fc2cb39f
- 06 L d7404d4a12d7a15c516cdda75d1390518ae0a4bebc4a5d6b19b1ba02876d40fa
- 07 L 21360f5e324740c9e3d6ca987d9564416d1f061a70e6d3320436b727e04cd016
- 08 L 1359f9a8234be9f0b3c1c6c9f3d29af97c80bb983b7c4f60d9630013949426cd
- 09 R 452a2402f938cf05de29834eee0af0bf7bd148ff4c10e4b56a819e891fbef1f0
- root 7f7eaeb982d4cf90c1df91592ade3a098a2de1813c691e32a2f946b371a9ae85