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 - QUEZON 1ST ED Award a ₱4.7M contract to NT SOTELO CONSTRUCTION AND SUPPLY CORPORATIONNational agencies
Transaction hash:
bb0b73f87d3d9215bc4968db34e226f99a02b4005b132f63fb2508e3bdab9703
Status:
Included and unchanged
Block:
#4,832 1,181 blocks after it
Position in block:
Transaction 189 of 265
Award day:
Jun 20, 2022 (4 yrs 4 mo ago)
Value:
₱4,678,322.80
Project:
22DK0171
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 #4,832 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 - QUEZON 1ST ED awarded it to NT SOTELO CONSTRUCTION AND SUPPLY CORPORATION on 2022-06-20.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 bb0b73f87d…ab9703now …
- 2. Block Merkle root changedstored 4a1097bf94…d40114now …
- 3. Block #4832 hash changedstored 894b2e402c…2b48a3now …
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 264 records. Each step hashes the current value together with the sibling shown.
- leaf bb0b73f87d3d9215bc4968db34e226f99a02b4005b132f63fb2508e3bdab9703
- 01 L bad8ad1b1dea6acd86604f0a573b3b33130c545088736226ffb00ce0a9144438
- 02 R e139a83940cc28aceaadd52b9c687d7e1d2f9c9b3d2d4e4f131f505821c99685
- 03 L 38fc871f916d5564e6928b3bbf4641f1702bda7420d8548b46666c68e08fb8c7
- 04 L 788119282b2a0bde9ef73d6419a6387adbd638f7ab06ad281f22b8e8a1f35318
- 05 L a3a9090a97c319ed7828ca8f21a29514a8c1bc7929c4e6e004634e4c6f9c4b6f
- 06 L 609d3df9a4711da75c7b150e4ecd24c49340d7465b3a6a3bcf0ccc2176d38c09
- 07 R 05152b18fbcd1e9d90d87cf530a1617ec72bfbfc0d7d9d93872baffe8f51146c
- 08 L e1baebe794b8c40c5dfb78af307a20584cd25bc75ef54a71b3ea314fd1441304
- 09 R d3dbd4ba49e04e3e5feafa5968859a6dafdc68b4a74ad199015b737d304dd403
- root 4a1097bf9492315f9f1773d94530b504ac2f69d4c16e9a11eb0de7d8d8d40114