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
BICOL STATE COLLEGE OF APPLIED SCIENCES AND TECHNOLOGY Award a ₱1.7M contract to JAYRO CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
ddb99bb8eb554b37e275c4f954ae255d0d3c0b2023e2cdc33e72ecb99dbec2a1
Status:
Included and unchanged
Block:
#4,945 1,068 blocks after it
Position in block:
Transaction 171 of 200
Award day:
Oct 12, 2022 (4 yrs 1 mo ago)
Value:
₱1,654,271.67
Project:
RESTORATION OF GABALDON BUILDING PHASE 1
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 #4,945 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)BICOL STATE COLLEGE OF APPLIED SCIENCES AND TECHNOLOGY awarded it to JAYRO CONSTRUCTION & SUPPLY on 2022-10-12.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 ddb99bb8eb…bec2a1now …
- 2. Block Merkle root changedstored a6403b8ea5…94bb3enow …
- 3. Block #4945 hash changedstored fef823f1b0…994865now …
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 199 records. Each step hashes the current value together with the sibling shown.
- leaf ddb99bb8eb554b37e275c4f954ae255d0d3c0b2023e2cdc33e72ecb99dbec2a1
- 01 L dd87a7e343429a1fb7c440af9a35138b0f1cd2df72b6b152e3ac0898229074d9
- 02 L 0909e3dca62d3dc90cefe18a87e73a20dfd99046ae2e84c6fadaa3d79310b058
- 03 R 2e5a91e00ecd4228c6b8bd6f980b8dc8bf690e5dc83f8c39fd5a7a6dbe7a8ac5
- 04 L 8d77f32d10b313d713b5ec3a3e3fe77f4f504312671667ffe653ce2e87ea736d
- 05 R 27c5abe1be6903cb7e07dc94da1dcb11c4b7dcf5fae7ef9eed55456d1ada8db0
- 06 L 4f56dbcb931db432675a192ee5c5dc506b54ac92663e309e3e195c4667650a03
- 07 R f5f489e23d6b33c8cc562ba98667ccb92b5bad0419dd6b35b4b0aea6dd98d86b
- 08 L 789d2bc12470cd5bd1c97c1735a1b8bd903541ee58d0266f21e95f412aa45c76
- root a6403b8ea591654d295ec1ccb161aa5e275ca8c87b3831b65b552c20d994bb3e