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
MARIANO MARCOS STATE UNIVERSITY Award a ₱11.2M contract to VVH CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
8b49bb77e2891c9dd8b6152f53bc0cc0169f84f067065197b6a05b1e160b3d9c
Status:
Included and unchanged
Block:
#4,466 1,547 blocks after it
Position in block:
Transaction 84 of 178
Award day:
Jun 1, 2021 (5 yrs 5 mo ago)
Value:
₱11,230,455.04
Project:
Construction Project
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 #4,466 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)MARIANO MARCOS STATE UNIVERSITY awarded it to VVH CONSTRUCTION CORPORATION on 2021-06-01.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 8b49bb77e2…0b3d9cnow …
- 2. Block Merkle root changedstored ca5974fed3…2d2d31now …
- 3. Block #4466 hash changedstored 32fd88fcf2…762060now …
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 177 records. Each step hashes the current value together with the sibling shown.
- leaf 8b49bb77e2891c9dd8b6152f53bc0cc0169f84f067065197b6a05b1e160b3d9c
- 01 R 8cd727a06c457f209925251322e43f2822ac52eef9ac3078ad0c227a42c71e67
- 02 R ed44f1788b7af474fe907c297153405ef3d7949eb546a37acfb4092ebb6bc303
- 03 L ce14e8059372e489325e4a5bee81c876702ce676bdd620993cd9912f24b8269e
- 04 R 076c01146fac168d35f438666cb082425e4f2c9123cc3d8006f070629a80c6ae
- 05 L f6a1b78e00592c70030c967963e54865f80b9b64e328f012af22062e73120ccc
- 06 R 124b659d499fcc2a8f57604eb2ca71ac7804ddb89a456383f89e2b1c51478069
- 07 L aadbebd8a7c4a64fed5871c2fab4bc1b050aab68c4d7091b91f87ba763c02145
- 08 R ec0905778b5a35e20c870c5a5419448a8a9883c860489d9de74f21a4b593a639
- root ca5974fed34cb5ae81baaee3894019dba0f3cd3746123e7426068d1ecb2d2d31