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 - PANGASINAN 2ND Award a ₱33.2M contract to ZOTA TRADING & CONSTRUCTIONNational agencies
Transaction hash:
86d28e5b5bd1007b2ab55196d5895d143c0b13864bc78757be3b8a39560206ae
Status:
Included and unchanged
Block:
#2,567 3,446 blocks after it
Position in block:
Transaction 58 of 106
Award day:
Nov 4, 2015 (11 yrs ago)
Value:
₱33,229,420.13
Project:
15AH0260
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 #2,567 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 - PANGASINAN 2ND awarded it to ZOTA TRADING & CONSTRUCTION on 2015-11-04.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 86d28e5b5b…0206aenow …
- 2. Block Merkle root changedstored 7afa103718…a2c665now …
- 3. Block #2567 hash changedstored 0249dd6d73…05d9f6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 105 records. Each step hashes the current value together with the sibling shown.
- leaf 86d28e5b5bd1007b2ab55196d5895d143c0b13864bc78757be3b8a39560206ae
- 01 R 8a121635d2e815f48af5d63973178abef00f8a54beb7fa979c7c675c4a26e94b
- 02 L 4181f8feccbb294fe030849bcbc7fcb470fb6239f6f277707ac5e70712d03c1d
- 03 R 2072359178549e3d3d0a857fd08a57956cc2a42dd8e149321f680ee1c8ce5b96
- 04 L 1d98851bab2c856948fe85b1e50e5d9eca27090c9133fde2484b281081297355
- 05 L 45d9ced53b2845f01dab558ccf0953f90fdd84cace05e59bf66fbaeae7d93c38
- 06 L 2cd5ade19f03ddf57faa71574da7cbe976cde39828d26dfff017e6e343741b3e
- 07 R 6c356415667decdd5451a6512242a5ed32829e83072614c2cf89939892ce6934
- root 7afa103718f0d9d2dd3dcd8e27e9d1995b62b2a65f46a879c3feb44f37a2c665