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 EDUCATION - DIVISION OF NORTHERN SAMAR Award a ₱3.6M contract to JT PAREDES CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
3f6ed4816518ffd71b51ae3edbb163c461034491cb549a3515c99d1b031d8515
Status:
Included and unchanged
Block:
#2,954 3,059 blocks after it
Position in block:
Transaction 21 of 74
Award day:
Jan 5, 2017 (9 yrs 10 mo ago)
Value:
₱3,639,713.76
Project:
civil works
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 #2,954 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 EDUCATION - DIVISION OF NORTHERN SAMAR awarded it to JT PAREDES CONSTRUCTION AND SUPPLY on 2017-01-05.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 3f6ed48165…1d8515now …
- 2. Block Merkle root changedstored 5ba5e5b555…fa9bbcnow …
- 3. Block #2954 hash changedstored 5bb1f3d9f5…010b35now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 73 records. Each step hashes the current value together with the sibling shown.
- leaf 3f6ed4816518ffd71b51ae3edbb163c461034491cb549a3515c99d1b031d8515
- 01 L 3ceef81e6917f418c93139ab768444c9ca8c297be331281c95ae6e870ecdb629
- 02 R 542ab9cd132c49c325282e8630d32e7530f3f9bc65153944ad3b2808a962b2fb
- 03 L 64de97a95832826f41fbd1d3b0e6f87a99f7ac95b1778d495671f867930c836b
- 04 R c18eba5403ef8707fbb3cc34bc54471a2389a7edb63be66c87b6a5d38df1410e
- 05 L c0998cc5e6eb4bea9bca9f054ff25aa2e2f0138797eca7fee508efb191f8036d
- 06 R 80e2170e780346a987b454ab1b3f7862aa0442ee4ecb2627010005b1c2044848
- 07 R 3dd138ed410abbf6a10dba3b85b98872e4f0328b7385dcb0e688d7e2905ba898
- root 5ba5e5b555ae0b8186cdb7f0ecdd0ea546561e2e4014fcc11c344dac6afa9bbc