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 & HIGHWAYS - QUEZON CITY 1ST DEO Award a ₱1.8M contract to P.J. CRUZ CONSTRUCTION & TRADINGNational agencies
Transaction hash:
ed2538fcc063ead90d0839eee81d8a4d18708b45a30e319fd400647041b12952
Status:
Included and unchanged
Block:
#1,128 4,885 blocks after it
Position in block:
Transaction 36 of 39
Award day:
Apr 25, 2011 (15 yrs 6 mo ago)
Value:
₱1,848,499.99
Project:
Construction of MPB Brgy. Holy Spirit, Q.C.
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 #1,128 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 & HIGHWAYS - QUEZON CITY 1ST DEO awarded it to P.J. CRUZ CONSTRUCTION & TRADING on 2011-04-25.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 ed2538fcc0…b12952now …
- 2. Block Merkle root changedstored e242b582ef…9e70d2now …
- 3. Block #1128 hash changedstored ed6b24af89…2e1a6cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 38 records. Each step hashes the current value together with the sibling shown.
- leaf ed2538fcc063ead90d0839eee81d8a4d18708b45a30e319fd400647041b12952
- 01 R f4f838d5ee37392160ab72026857d94b69de0ea34edc735e605489c0287c5ff7
- 02 R 3520b3e67ec44613ffe2c820e4042442d5b26daf723755b6e7a30a862799332a
- 03 L 15167be960561a9b2495490ed198fe515cc86e5b3052f9e6110eae5ef07b5a74
- 04 R ef7ea4a198febb7979baf7b594d755ba3aef13a21baffd47a800c469c29b6bf2
- 05 R ea9ce6ba25c6dd6de5cd6b89282333ce541b6aa1e410ad218249519545386dae
- 06 L 1eed12585021954bdd2c5895bf2ca14b1a69d1377b181df20e07c8666175eba6
- root e242b582ef787885268651b70da11aa1a3a2bd0f45aa8910ebeab078c49e70d2