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
UNIVERSITY OF THE PHILIPPINES - MANILA Award a ₱4.8M contract to MBB28 BUILDERS AND TRADING, CO.National agencies
Transaction hash:
9a0ba733f6237f5fc2e773eabf393e27caa5036f89c76a3d47334e47363b751e
Status:
Included and unchanged
Block:
#4,414 1,599 blocks after it
Position in block:
Transaction 243 of 394
Award day:
Apr 8, 2021 (5 yrs 7 mo ago)
Value:
₱4,825,807.84
Project:
Supply and Installation of Air-conditioning Units
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 #4,414 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)UNIVERSITY OF THE PHILIPPINES - MANILA awarded it to MBB28 BUILDERS AND TRADING, CO. on 2021-04-08.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 9a0ba733f6…3b751enow …
- 2. Block Merkle root changedstored 3daf557359…504edfnow …
- 3. Block #4414 hash changedstored 9013bd4e5c…7b63b7now …
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 393 records. Each step hashes the current value together with the sibling shown.
- leaf 9a0ba733f6237f5fc2e773eabf393e27caa5036f89c76a3d47334e47363b751e
- 01 L 99ef7bb418b03e2525676c2a0dc737f09c6f44ce613dfb7a4854558c4be3b54c
- 02 L cc79babe2df91036a8c69ff99045c4f567f2b93c9ba95266e9ae22204b813b71
- 03 R 369cf8c1d8b503906faafe0bda90dd4a90c251c1b82050d30fc3c72a56975c0c
- 04 R 538c797651a96f29187105c22f72c323b11d986ecc10d85f21cc1aed55570ae2
- 05 L 3e36405792c1b36d1037d7b572565e5e985953b60d075cbc515b904e662b7103
- 06 L f8ae472b4e197a1bd3b65284ba04cb51175b3ac0fb220103d850d3b11b904de7
- 07 L 2ade0824d6619be61e8e173a76d99a8a1210f9380318b3a04d0aafe9b35ace7f
- 08 L 8117e176122a23db61d7db6fcb15788be9d298ce57527970e1ffa4bd49d6e949
- 09 R fb597ce0ae00a7da305a6690382bba2ebd52c69cc9a8da7ba6f79374376d5742
- root 3daf557359da2ee9053f02e7fc4d1a9187ea4bf9d34e470df3cf84b1f0504edf