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 - QUEZON 1ST ED Award a ₱552.5K contract to E.A. AYALA CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
ec73e6b8763347dec87ad2265b9897180ef79ad9b80106de0de3b12dd6a780dd
Status:
Included and unchanged
Block:
#3,325 2,688 blocks after it
Position in block:
Transaction 602 of 641
Award day:
Feb 5, 2018 (8 yrs 9 mo ago)
Value:
₱552,546.28
Project:
18DK0113
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 #3,325 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)The award does not say which budget line pays for it.Not published
- 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 - QUEZON 1ST ED awarded it to E.A. AYALA CONSTRUCTION AND SUPPLY on 2018-02-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 ec73e6b876…a780ddnow …
- 2. Block Merkle root changedstored fadb047c31…ea8558now …
- 3. Block #3325 hash changedstored 5d330de1dd…c484f4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 640 records. Each step hashes the current value together with the sibling shown.
- leaf ec73e6b8763347dec87ad2265b9897180ef79ad9b80106de0de3b12dd6a780dd
- 01 R ec76c92b24c03c79aa3b3a47848dc28a3bdf8d16f41ff59f43f4d9616995d98c
- 02 L 21f70619cd5c2faca23b4ac7e26792a653ff15e28e36878e1d09c50780c2823c
- 03 R e13f997f1338f8f19eef56f549f879192e2ac1178f9637ab1b0e965859d31486
- 04 L 89336715b6e4e68999c97b1fe44c071ec5470ce30fcde871b2f87aaa8dcdf0b4
- 05 L 44c0ae111f8eef141dae7ab3b1ff85f673fdee6a163f7795fa649f09599331d5
- 06 R 2652aedfbe3e41298bfd31c0be056f4692580063008546c04fc6e70e17dc9396
- 07 L 6c4da369573c91d966ca9b2bf4ea60b57772f02eaa715475a5236467c7fa31c4
- 08 R 527e86d6afba9ab460fbf73338f8622ecd4d2097af3be1bb6c47bdbc51353d8f
- 09 R 57b09cb3f2b999cb2c7a3272a14631ffe96ce828f8bc4c492cc668033418a3f4
- 10 L a62e53ea0e17819cebc930fedad3757ab37f5a712022a86748ffcced93a12300
- root fadb047c3152fdf0e558f634b537e9404319779ff63a2bc9123b478785ea8558