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
PROVINCE OF QUEZON Award a ₱8.0M contract to MURIELEVEN BUILDERS AND CONSTRUCTION SUPPLY CORP.Provinces
Transaction hash:
9a8a35ce4474b01cfd1c48eb93b0e6a5a1e1cfb5d4befdb0691473c74049ead7
Status:
Included and unchanged
Block:
#5,162 851 blocks after it
Position in block:
Transaction 229 of 375
Award day:
May 23, 2023 (3 yrs 5 mo ago)
From:
Value:
₱7,981,590.11
Project:
Construction of Materials and Civil Works
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 #5,162 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)PROVINCE OF QUEZON awarded it to MURIELEVEN BUILDERS AND CONSTRUCTION SUPPLY CORP. on 2023-05-23.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 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 9a8a35ce44…49ead7now …
- 2. Block Merkle root changedstored 4db0a3f1b1…8e41danow …
- 3. Block #5162 hash changedstored 433a911435…463455now …
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 374 records. Each step hashes the current value together with the sibling shown.
- leaf 9a8a35ce4474b01cfd1c48eb93b0e6a5a1e1cfb5d4befdb0691473c74049ead7
- 01 L 9a870abee9efe65c9aaa7cdd393e54fcf1d7d744260a6c79a66fb6daf7a1e450
- 02 R 68fffa2a72015ac7ad0fe39dca419303c0d050c7dae3ded5c7c74c6a2b86230d
- 03 L 104b00f157c50cd039e78a8dc1d98f8e9644ac4cabcdd3d977370620e6c96409
- 04 R 6f85b5f2d1fc6cccf41a9afb4f2342c547089d13f3fc10a5697c0bfdb09aca04
- 05 R d8bebbd3921c439bfaaeb9547b1fd6135bf6d467d7249d919fba680a216465e4
- 06 L e59224df25a4131e8677a47a4902181893c02da43b30f120a79f02def7b7ca9b
- 07 L 62a0d6c06860bd9aedd0893071e0012dea1618045c8ea530896ea2b4c8ed0710
- 08 L a5ed5cb2a81c137f597a2bdeb19f99d568d06d6449d9c635012419dedacc6247
- 09 R 9db6c3539ab5c4a5c028a05e3ac831a398123ad8faa33d93b092c0bc6595770a
- root 4db0a3f1b10ad7398b6db2b1ec8c4462e1bb9916f3ba6bc91da54dc03e8e41da