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
DR. E. B. ESPINOSA, SR. MEMORIAL STATE COL OF AGRIC AND TECH Award a ₱2.0M contract to VAEMAR CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
a5e1fe9fb34cfd759d9cf06457ad3dcdfc614ed96334bc442ff7ffec0c1d9b8f
Status:
Included and unchanged
Block:
#3,829 2,184 blocks after it
Position in block:
Transaction 150 of 249
Award day:
Jul 25, 2019 (7 yrs 3 mo ago)
Value:
₱1,987,443.02
Project:
Repair and Improvement of NSTP/ROTC Building
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 #3,829 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)DR. E. B. ESPINOSA, SR. MEMORIAL STATE COL OF AGRIC AND TECH awarded it to VAEMAR CONSTRUCTION AND SUPPLY on 2019-07-25.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 a5e1fe9fb3…1d9b8fnow …
- 2. Block Merkle root changedstored 67397af34c…683c2dnow …
- 3. Block #3829 hash changedstored 2790be2905…114afdnow …
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 248 records. Each step hashes the current value together with the sibling shown.
- leaf a5e1fe9fb34cfd759d9cf06457ad3dcdfc614ed96334bc442ff7ffec0c1d9b8f
- 01 R a8c189fb888c6dcc4fe31281d6ebfc677a4869fa90a0160c4d65378c300d50bf
- 02 L b33db3872d86f7446a5a78967ea3380888e45c992588209131955e115d779f72
- 03 L 5090a80dea3be091b9ff9752483fc42b9671b1c885323f49eef9865902abd398
- 04 R 74a6c31552ba7188b2d27d113d4eb8fcf4997836611cd4b0dd362460ca01f208
- 05 L 2c648afb5c06029fd0cfb5146d47947fedcf0337dc4de10da8bbcda6d3300e94
- 06 R dd3f74f90b0e2fdf8eb683717c033aeb903aabf37445160a0d757965c19ee501
- 07 R 5e8f856e947e95bc2142dfdbdb8602a70adcef022880148ebed89321dd71bd21
- 08 L 61153822c30b9dd68dc7d0a181dea4571d6317eaf43722f9649a42439b866b13
- root 67397af34c8065cba333447fa2b7c6f1cdd14b92d413b255bc3ce18a19683c2d