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
SURIGAO STATE COLLEGE OF TECHNOLOGY Award a ₱990.1K contract to RJB CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
fde509d57ef0195fec7c458dbc06520015f6fb117f153c717aa7ec1509bd8d1d
Status:
Included and unchanged
Block:
#4,627 1,386 blocks after it
Position in block:
Transaction 301 of 305
Award day:
Nov 12, 2021 (5 yrs ago)
Value:
₱990,055.00
Project:
Improvement of Perimeter Fence
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 #4,627 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)SURIGAO STATE COLLEGE OF TECHNOLOGY awarded it to RJB CONSTRUCTION AND SUPPLY on 2021-11-12.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 fde509d57e…bd8d1dnow …
- 2. Block Merkle root changedstored 45b8bf792b…70afecnow …
- 3. Block #4627 hash changedstored 9723a4792c…bb7e14now …
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 304 records. Each step hashes the current value together with the sibling shown.
- leaf fde509d57ef0195fec7c458dbc06520015f6fb117f153c717aa7ec1509bd8d1d
- 01 L fdceb1713bbc594c951095ae9e3c4a397f3dba456aa30fdad012bf8caa0eff4b
- 02 R 3ed799c1cd875275deb46e5df720fbd5a11d61f19d650826ef1d2b518c431b64
- 03 L 5b919af977fd3c8a9ac0db2e13fc973112344284db6663810b066d50736cf0b3
- 04 L 8a485eff16ef5f7058da04da99754a7804e006c166752557a4b9ab945928afaf
- 05 R 5d8f6a6905d1627ee97a203ba5f27c58ebf39addc6a577f5febb63c5c9e6a3f0
- 06 L 209aa180ec8a84de719a7d32689f76343b66b5167b8d2c8dba07b540eaa9af13
- 07 R eb153a4541ece7d6d3e5577649df5dffb4135348d9e76c3e76693045911cf4c6
- 08 R fbd4a632b913fb5917c490541704daa3ff1858993419c062b719bafec8703aca
- 09 L 98de7e26b7454c2f2897d1bd32cb1060ec782f2c6d2740d192304be3925a4bfe
- root 45b8bf792bd89342fe5ae47176b75f269928643033459ef6deed51c6bf70afec