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 ZAMBALES Award a ₱35.4M contract to GVDPM CONSTRUCTION CORP.Provinces
Transaction hash:
7528b764ca1f8bcb4584e698869c4d06b5585fe711c2b1eeb5cfbb178702d696
Status:
Included and unchanged
Block:
#2,641 3,372 blocks after it
Position in block:
Transaction 144 of 324
Award day:
Jan 19, 2016 (10 yrs 9 mo ago)
From:
Value:
₱35,424,558.42
Project:
Construction Materials
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 #2,641 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 ZAMBALES awarded it to GVDPM CONSTRUCTION CORP. on 2016-01-19.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 Zambales 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 7528b764ca…02d696now …
- 2. Block Merkle root changedstored cd3f04386e…d1ec97now …
- 3. Block #2641 hash changedstored 94bbe2a064…e34583now …
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 323 records. Each step hashes the current value together with the sibling shown.
- leaf 7528b764ca1f8bcb4584e698869c4d06b5585fe711c2b1eeb5cfbb178702d696
- 01 R 75bb1ba11b6c1bdcd24595ac70e5529531613da993db59e5c7d9545236bf9a18
- 02 R e7ceeb1a14016130e26440b328c5210ef41fdd92462c462918e737d626937acd
- 03 R f64263087a152d93b8f220887b14344f447ced98ca072951990f5dfb40395a6c
- 04 R 8c202dc94c6d471d3199f1d44b939184d858b3fe72ca7e84d590300c3d55e673
- 05 L 769e2696a93fc65446307e4752e4706defbc9a5cc38af0dbfb6ab852f200da3f
- 06 R af4d815d9b1d139544345f56c17ae35ef4a1fce7c0cfb7148f2124988c4e3712
- 07 R 18594219a9ec3d9ce1705b2580944dbfb3675d701136faf8c6d83b3961a25058
- 08 L 418a94f08b491c4732bddaf4ee150ee4f4038149f4dd37e71165a66c785882c7
- 09 R 01bc82d6fdda859eeb7bc7d6e84d6f12494ee4af0a7b0f78235f6090557a6516
- root cd3f04386e2d9758d90de79eb1d34bca2e14fc8135041c6105942b1abdd1ec97