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 - DAVAO ORIENTAL 1ST Award a ₱14.6M contract to LOURDS IVAN CONSTRUCTION SERVICESNational agencies
Transaction hash:
f1d664eef4b9bfe30e7d73bc4ff6d0975e82ebfd3f89642e5773b91582baba94
Status:
Included and unchanged
Block:
#5,810 203 blocks after it
Position in block:
Transaction 1,790 of 1,901
Award day:
Mar 24, 2025 (1 yr 7 mo ago)
Value:
₱14,649,784.97
Project:
25LF0057
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 #5,810 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 2025 OO-2", i.e. the FY2025 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 - DAVAO ORIENTAL 1ST awarded it to LOURDS IVAN CONSTRUCTION SERVICES on 2025-03-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 25LF0057: 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 2025-07-15). 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 f1d664eef4…baba94now …
- 2. Block Merkle root changedstored 75dbeb8bde…bbd90bnow …
- 3. Block #5810 hash changedstored 3e83c8e29d…5778a9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,900 records. Each step hashes the current value together with the sibling shown.
- leaf f1d664eef4b9bfe30e7d73bc4ff6d0975e82ebfd3f89642e5773b91582baba94
- 01 R f22cf1fa07ef8d27c3d4f379f8488754ab27d6f7869a71ea6f7634bef2165e01
- 02 L 92048e803042b55dddc40347465af409e0a92c89abef3dba021a68a9c4b914f8
- 03 L 08e5922e76ded1c8c9563e34e7ef911c9de85387ff669461de0e5f85f4d229b2
- 04 L 2c91129b24e0fbb431ca268bdf6bb43885a66b6cc239d6e44af9e5e87b6d95e1
- 05 L be597791e0135456da2cc00e5a3504eec47d481ebecdb8165dd33a4afe0a9b12
- 06 L 69b5b0a0c4fecf8a3479c1e16bf20be4a1f718b4e6414572ce6f94a35cb4ba0c
- 07 L c1f134e863e4b9212fccc4e65fedc691a2fbf47dae9561305cffa272160450ef
- 08 L f2723392877596ff7e96156dc52234763b6db2da5d3297626510218b72123c3f
- 09 R 713b6f91dfba33430fbd60fe102e25e8df88e69f8032f236d937b2851d790233
- 10 L 076263b96733a3bc590ae7e4dd405dc0ed31fb621bac566b2b0c8c8269ed587b
- 11 L 9aa91e77ce4154ba567ca9630d18620a93e591d43ab611563fa2a82defa45e9a
- root 75dbeb8bde8456d18c4e948434ad4d253e0852302e25798d1329cb9ce3bbd90b