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 - BULACAN 2ND DEO Award a ₱19.5M contract to ST. GERRARD CONSTRUCTIONNational agencies
Transaction hash:
42fe3b9cdfd36ffae8bcbabf4cfe55c69d48ad6bb03e79a713826a9879d4ef08
Status:
Included and unchanged
Block:
#2,913 3,100 blocks after it
Position in block:
Transaction 43 of 152
Award day:
Nov 22, 2016 (9 yrs 11 mo ago)
Value:
₱19,465,751.42
Project:
16CD0140 Construction of 3 Storey–12 Classroom
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 #2,913 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 - BULACAN 2ND DEO awarded it to ST. GERRARD CONSTRUCTION on 2016-11-22.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 42fe3b9cdf…d4ef08now …
- 2. Block Merkle root changedstored 1f9ad56c2e…6a367anow …
- 3. Block #2913 hash changedstored c2055e4a22…eda9fbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 151 records. Each step hashes the current value together with the sibling shown.
- leaf 42fe3b9cdfd36ffae8bcbabf4cfe55c69d48ad6bb03e79a713826a9879d4ef08
- 01 L 412bfa90491e817ea60f1beabda6418259d59a01073288ea10e11b3443bd0516
- 02 L 11a53230f39eb60a0f4733610f393af44aa170179397320fb555121f9ecbc279
- 03 R e5d15d69996e0fc4b48888043b7c0b9bf863d5f1aa87ec3c77a45f708f8edc0c
- 04 L 2987e023307ebd5c82c1577a2014b0236492ca5093f55ee0a7ddb78a89335ced
- 05 R c2b3decf8c2f82e13688ae1533bc8c950bfb0fc1188456bce9e4aa0de87e8096
- 06 L b7b4ad3d31a23a40da0d4b42b52f99d3de6bc740ec0a7abb16cf9655711416fc
- 07 R 3ab32adecbd5d3bd08cde8c68979d9c2647935fb2c56a3eea36e6a339d748a4d
- 08 R 17dad7fb217b3a6d80c99e8ef900e8b56ce7edde441b55c7605d8df9ce562f25
- root 1f9ad56c2ec33b10f12dac03ec66a3e084e7257d0aab2f63737902888b6a367a