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
PROVINCE OF PALAWAN Award a ₱416.7M contract to MAMSAR CONSTRUCTION AND INDUSTRIAL CORPORATIONProvinces
Transaction hash:
b20e7eda42f4d7381f6aff4ea9b9865c3bbabec7ae24acb11d737f9ca1b04152
Status:
Included and unchanged
Block:
#3,441 2,572 blocks after it
Position in block:
Transaction 141 of 213
Award day:
Jun 7, 2018 (8 yrs 5 mo ago)
From:
Value:
₱416,709,467.72
Project:
Construction Projects
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 #3,441 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)PROVINCE OF PALAWAN awarded it to MAMSAR CONSTRUCTION AND INDUSTRIAL CORPORATION on 2018-06-07.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)COA's CY2024 audit of Palawan gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 b20e7eda42…b04152now …
- 2. Block Merkle root changedstored c263cfe03b…81d209now …
- 3. Block #3441 hash changedstored cd39082f1a…86b122now …
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 212 records. Each step hashes the current value together with the sibling shown.
- leaf b20e7eda42f4d7381f6aff4ea9b9865c3bbabec7ae24acb11d737f9ca1b04152
- 01 L b05e492e78c06d7ee789cbee4aa104aa65c0dc72446acea27d7faacd1269d8e5
- 02 R fd1c61e967310bd92857f2c78bd05be4a5e39b28a877fc21b87d2a14eb738b4d
- 03 L cc8820b54b14c41b4df3859789617d55386af59722556edd1138d87d356a30cc
- 04 L 0f1bd10f691387e87d209f6d3b4dcdc15f039bec7d447d511ed5730847acc9ba
- 05 R 241531fbe17d0482b7a277aba9f1089cab1b48ad6ca6ef5c83c5d1cbbbb0f8cc
- 06 R 8d19f54fd1911c9325970ffee108e058ee3329af9d5b285b5f444543444e6477
- 07 R 0b60579463c110edaa4f4b8d7858623df441d58756f1cf17f8ee97b8821f37e5
- 08 L 46d3b901854250681c2e5ec004d3ea5564876055f9496e2ef00b91eae7be7e08
- root c263cfe03b2b22dc4943c6fdb83558b88615fccf3c650dd7d4b059e83981d209