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 - NEG. OCC. 4TH DEO Award a ₱48.4M contract to A.C. RIVERO DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
c582a5aba08fce8a03f9c00b243393f95e6b3b2bc730e97c5c4974c342f9d37c
Status:
Included and unchanged
Block:
#4,701 1,312 blocks after it
Position in block:
Transaction 772 of 1,015
Award day:
Jan 26, 2022 (4 yrs 9 mo ago)
Value:
₱48,405,796.44
Project:
22GN0036 - Construction of Flood Control Structure
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 #4,701 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 - NEG. OCC. 4TH DEO awarded it to A.C. RIVERO DEVELOPMENT CORPORATION on 2022-01-26.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 c582a5aba0…f9d37cnow …
- 2. Block Merkle root changedstored c7c92dfc41…579451now …
- 3. Block #4701 hash changedstored 16c9933cb8…2c6ba0now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,014 records. Each step hashes the current value together with the sibling shown.
- leaf c582a5aba08fce8a03f9c00b243393f95e6b3b2bc730e97c5c4974c342f9d37c
- 01 R c5d2fb14476e24d4216d7ae221b565897b9d415cdafe4b7b2edaad8c56e4191d
- 02 R 9013bc35e307cacb4caf7776f634d9f12a32528aff91d928061e0d507237f4b1
- 03 L 5b64ebfa89a44cea41a2cfc673ca21abcd9c94a4f47df59c680bbeef6d64c06a
- 04 R f083164a5a5bfd979ce41f5c9787e3997179fd24bff151b9f6a6224572ff49da
- 05 R e52a5ed58c448c347cc625f7d6dcadc061af26656c8c296bc88ad75f85c9a58c
- 06 R 4239b723d6abcb999c6f660cf0459469c3718853765a59dbe666fa6b3c267d0c
- 07 R 6d01ed632619badaaa490d16fbcaf0733ea01df216ce2bd9bf6668f5b0d043d3
- 08 R e9c8210094f96e345bee03441ab3378b68d277db8c5be8e44d0fc514ba2ad806
- 09 L 2e43fdd1a55dfa0cabb9300b219c6dfd7f3e29ff4d9a93ebf24aa46ce69231ee
- 10 L 05035345cd31df50961c4664e549075fc94cea27bff60f6b07697b5421e2abd9
- root c7c92dfc41c72b224b2b8ad3c5957d4fa8a94eaab74d23b69d27e3741e579451