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 - ZAMBALES 1ST DEO Award a ₱28.5M contract to ROMA CONSTRUCTION AND DEVELOPMENT CORP.National agencies
Transaction hash:
0fa135a0c3a3ef8752b8d1707e6ce85adec74d816326c2dd4b4d552f5c7c69de
Status:
Included and unchanged
Block:
#3,349 2,664 blocks after it
Position in block:
Transaction 10 of 275
Award day:
Mar 2, 2018 (8 yrs 8 mo ago)
Value:
₱28,502,244.59
Project:
18CL0033 - Slope Protection/ Flood Control
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 #3,349 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 - ZAMBALES 1ST DEO awarded it to ROMA CONSTRUCTION AND DEVELOPMENT CORP. on 2018-03-02.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 0fa135a0c3…7c69denow …
- 2. Block Merkle root changedstored 7141335c1a…f24de6now …
- 3. Block #3349 hash changedstored a42bd694a6…86d955now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 274 records. Each step hashes the current value together with the sibling shown.
- leaf 0fa135a0c3a3ef8752b8d1707e6ce85adec74d816326c2dd4b4d552f5c7c69de
- 01 R 11bc4347d911014682daf4e8af54d7df8253d1037f05a33dafeb2f4c1b3468a8
- 02 L f8d4c87ebd271b988629f151e4047aeafbe9b77f21e5ef35154037d43430fafe
- 03 R 2037aaedd85b4d9a6c554c0d60ddf96dd68fa046e087a2aab1cf02631db8811d
- 04 L 8a0313422c41b2f922b062105f625808875d7670b7451f1599a412e837f31815
- 05 R 99bf69407df68c978185b4b0cec644a5c679ef38e9143e40367513741b805244
- 06 R 4011696b64b3b169d16d0695a8f403ab71c0735da5ffc118d95a253b1ed73907
- 07 R 79c0928bf329084be6c898daee9494267d3ef6f7195a7230335d655388c1ab1b
- 08 R 221a7b78a6b9ae4b25e975fc1bc07ae00048c7e790c5d640f60faa7699509dd4
- 09 R d3a1fdbf820479c7b84d800fbf6630103c403caa6c51265dad4f07b6208ad66e
- root 7141335c1a005ef11c759fd7b5ed2280ccdfec0d51b3c6b83022b3c66ef24de6