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 - LAGUNA SUB-DEO Award a ₱24.2M contract to PRECIOUS CONSTRUCTIONNational agencies
Transaction hash:
34b7ca3448f591cd30edfc07eb202a2a409fed2eaec1786c8cda81a5402269b8
Status:
Included and unchanged
Block:
#3,352 2,661 blocks after it
Position in block:
Transaction 52 of 274
Award day:
Mar 5, 2018 (8 yrs 8 mo ago)
Value:
₱24,206,000.00
Project:
18DP0042
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 #3,352 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 2018 OO-1", i.e. the FY2018 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LAGUNA SUB-DEO awarded it to PRECIOUS CONSTRUCTION on 2018-03-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18DP0042: 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 2018-12-30). 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 34b7ca3448…2269b8now …
- 2. Block Merkle root changedstored 0dbdf4f316…2528cenow …
- 3. Block #3352 hash changedstored b9dd5c60f5…e3143fnow …
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 273 records. Each step hashes the current value together with the sibling shown.
- leaf 34b7ca3448f591cd30edfc07eb202a2a409fed2eaec1786c8cda81a5402269b8
- 01 R 35c015613cf9a6c3cb37cb45e407fb8271c3ad459031984154c4bdcaf7f189bf
- 02 R 30521f4a0dec15602a4bd2d68101282749c5177877ab400c0990d67f4fea3bb9
- 03 L c0ac61eb72fe0eb16dea04fd5b81c1fcd766d3fe4eadfb07095c21aafa95f3b5
- 04 R 2e0b124e3ed284e062ea1791f7cec784f1ae8e7c73b35a8a5b772733a68d94f7
- 05 L f19b780acc937a230837d9c3c2796a404e61bf63442c9eef50fdb63739b746b4
- 06 L 4d73aa280ad2427ded0c887e52de2f16eb0ab95c5ac4516a8f09171aacf061c9
- 07 R 8af5298d22c31c4473426dcdb951993440c56b02c35fb059e6610dd8637aa289
- 08 R 363e535610fcff49f146be3e850a9c872e7257059a111786fd98b566b35865d3
- 09 R d5407343a189a99131e11a35be19d87852612900a3d09dddb9decf705881758c
- root 0dbdf4f316e9a428376714799ffd8911d07653789731a85f6bbb6c59092528ce