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
DPWH - BATANGAS 1ST DISTRICT ENGINEERING OFFICE Award a ₱15.5M contract to TOPTECH TRADING AND CONSTRUCTION CO., INC.National agencies
Transaction hash:
e28fb4d33f42ee7d25356bbcbf7a7f20003f06534058d763e5426788433cabcc
Status:
Included and unchanged
Block:
#5,398 615 blocks after it
Position in block:
Transaction 470 of 532
Award day:
Jan 26, 2024 (2 yrs 9 mo ago)
Value:
₱15,522,000.00
Project:
24DB0004 - ORGANIZATIONAL OUTCOME 1 Ensure Safe
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 #5,398 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 2024 OO-1", i.e. the FY2024 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)DPWH - BATANGAS 1ST DISTRICT ENGINEERING OFFICE awarded it to TOPTECH TRADING AND CONSTRUCTION CO., INC. on 2024-01-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24DB0004: 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 2024-04-12). 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 e28fb4d33f…3cabccnow …
- 2. Block Merkle root changedstored 6dbd76cd4a…f2b386now …
- 3. Block #5398 hash changedstored d98221bd49…414b78now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 531 records. Each step hashes the current value together with the sibling shown.
- leaf e28fb4d33f42ee7d25356bbcbf7a7f20003f06534058d763e5426788433cabcc
- 01 R e2e5f856354e2d40a0c36b698adf129a336292daeeaa8f8f772873b456e22e2a
- 02 L 496109e162f53138c6d05b5ac2c151b635fb44cb5de4d15db7fdf8a3510e2977
- 03 L 27e436a085d09c14762e5be653a6a706d6efc283288d485bed24da09082f9fe6
- 04 R 21190fd1e15009a7d856e2f3d5b1fdf8a18ffcb5309aba0a0b0b85b07f51477a
- 05 L a6ba298670ec0b00e55909770712c792a05688273b1cb8639a6b0666ce9b17ed
- 06 R 24c9ea1184d995809083e63815d468d6acd795f9037cdd46a2bbd3102ca43050
- 07 L ef15665a72831b2a1d1db69bcc2a1395761490bc744c360f810cf8548b9e7801
- 08 L f7904b3ccf6763022f725088c6bbf924c9c8d559d4b71a6e224c5c91cab03245
- 09 L 9591cc9f6686a987b546bb0ea0b5c2548fbf8bd154881febd760c7676f66958b
- 10 R f309e78c25862f25b4a71eba136450ae872d5b9a6536011c5b7bbb33b38906a5
- root 6dbd76cd4a14bc00400b61bb474913fc614ebc60e69553811f67e3d096f2b386