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
CITY OF QUEZON Award a ₱15.1M contract to GRANDEUR CONSTRUCTION & VIBRANT REALTY INC.Cities
Transaction hash:
8d75d704b897f0e2a60cd7e71d599fca09fc59f5d949fd7ebae05338ea8a1df9
Status:
Included and unchanged
Block:
#2,237 3,776 blocks after it
Position in block:
Transaction 82 of 161
Award day:
Nov 10, 2014 (12 yrs ago)
From:
Value:
₱15,076,051.35
Project:
14-13016
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 #2,237 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)CITY OF QUEZON awarded it to GRANDEUR CONSTRUCTION & VIBRANT REALTY INC. on 2014-11-10.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)COA's CY2024 audit of Quezon City gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 8d75d704b8…8a1df9now …
- 2. Block Merkle root changedstored 1ed9d6aead…597c47now …
- 3. Block #2237 hash changedstored 032a8b866b…230ea9now …
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 160 records. Each step hashes the current value together with the sibling shown.
- leaf 8d75d704b897f0e2a60cd7e71d599fca09fc59f5d949fd7ebae05338ea8a1df9
- 01 R 8e87c318753db0fffa833f2737d00ee4dddde7f9ec9bcfd2c50eda4fe826ac9a
- 02 L d0ce3074f47b29e9e22526037a374144f6ad11232cc711256a4b9fe32815154e
- 03 R fde57a5bf57835b26c91a48b73aa77a5ac454d1e6319affdce0d4d0a40161258
- 04 R ee6bdb83183d7b39d51ebc9ce1aedfd1f5ef7af31017a37aebcb85231bc819a0
- 05 L 1ecf43366146a859805a709234992d0ba356f71c459c8666304eea9c7a82496a
- 06 R 5342a139a67fac96168a8f792ac80eb08fb7f62f274678bef769c8c07053b561
- 07 L 4933ad1df2dacd6760241656d1cc1024602cd6a4dd004ba3ff94c58668306c3f
- 08 R 3c8102599c4def40ae83035401b7e7ae3ffd33b6e9d3801cb4cd3c1e1dbfa2f2
- root 1ed9d6aeadf9a8e661b3f03e1785039097b08b0b53bd9b054a55253a77597c47