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 CITY 1ST ED Award a ₱686.0K contract to E.V. & E. CONSTRUCTIONNational agencies
Transaction hash:
13dceed71b21d2808e87dcc9c379520200de699f7ee48a10666fb47bfb5e964f
Status:
Included and unchanged
Block:
#1,795 4,218 blocks after it
Position in block:
Transaction 7 of 77
Award day:
Jul 5, 2013 (13 yrs 4 mo ago)
Value:
₱685,962.40
Project:
Construction/Rehab. of MPB at Brgy Apolonio Samson
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 #1,795 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 CITY 1ST ED awarded it to E.V. & E. CONSTRUCTION on 2013-07-05.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 13dceed71b…5e964fnow …
- 2. Block Merkle root changedstored a6fdb36a54…00c8bbnow …
- 3. Block #1795 hash changedstored 89e0dea5c9…a3f340now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 76 records. Each step hashes the current value together with the sibling shown.
- leaf 13dceed71b21d2808e87dcc9c379520200de699f7ee48a10666fb47bfb5e964f
- 01 L 0d00010b17e793d662666f43a705aa9428f56263d5050ba044817e8baa1578c8
- 02 L d7b6f694ed60fb2eca0b3a6e9b7da2a1367eb23bd019e5fd54ca7c40f8e59000
- 03 L 064fe91c9a0714b3a4b13c1c523899264fcb27207a6815f6b96fffea103ef9a7
- 04 R 4163e6603586a6bd6055858a9730bba68d5b78f33a8e0f7d657d85963b8ecaf1
- 05 R 75fdbb796b8f4a8a97743046e70d80e1481bee5e90b09d3ebe7840e76b84de48
- 06 R 13e252c571cce84beb1777f2560cdeb2f1f3a49d33cdce8e7883deb9cd91bf0e
- 07 R d5f13e0b10c80170cb54156fbe8916ffa108fc0029b57f32796ebfef12af11af
- root a6fdb36a54cdf2008ca1b84d82293846c857bc2f368f26b9481760c6c600c8bb