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 - MINDORO OCCIDENTAL Award a ₱91.9M contract to TOKWING CONSTRUCTION CORP.National agencies
Transaction hash:
b71b2d14efec4602d4f500c274dc4b75517bb2054c89380f45de1cdf99be77d0
Status:
Included and unchanged
Block:
#3,096 2,917 blocks after it
Position in block:
Transaction 135 of 169
Award day:
Jun 7, 2017 (9 yrs 5 mo ago)
Value:
₱91,870,420.59
Project:
17EB0088 Civil Works
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 #3,096 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 - MINDORO OCCIDENTAL awarded it to TOKWING CONSTRUCTION CORP. on 2017-06-07.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 b71b2d14ef…be77d0now …
- 2. Block Merkle root changedstored a16b383803…dc8ab6now …
- 3. Block #3096 hash changedstored f4b70c5a43…fa9e34now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 168 records. Each step hashes the current value together with the sibling shown.
- leaf b71b2d14efec4602d4f500c274dc4b75517bb2054c89380f45de1cdf99be77d0
- 01 L b68248b8d36e191995dbf1a6d47d6d6ef301a671017118c1b33dc8dfa0850a95
- 02 L 734ae7a47ebc7f87c5dd1e0a2207e7a04eab4952593970c52e4653b460f87fed
- 03 L 67cd8fa1ec6a0729e8d0e5297644bf511aa72948c8eccd13d8d75fadf201c3ec
- 04 R 2c17e02a5b8c834c1f715272f0e4388522a0d6aefc1494f844e6ddd01696b92c
- 05 R 6fc9b44c87c815fd0d4a7f77ba409f237f7184ace4a287e82a959a4901b737d1
- 06 R e8a86f663f9bbcf64191d1e2a1bd29a43cbbfc512ac8746e05c8f14ba834cc76
- 07 R d494432ade771708adb3ca1931eff7e01f947eeebd76761e9422722ea9963f08
- 08 L bb21118622d747edafff78328c4dec5196306d79dbed02d4a622b94acb28b566
- root a16b383803f825321a32d1cb330d411d943e384d59b2b095b49fd157dbdc8ab6