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 EASTERN SAMAR Award a ₱3.5M contract to TUBIGAN BUILDERSNational agencies
Transaction hash:
4f43c8f2cef0cc5921deba15360499c834adc3d4c43d3093688fa16c2f4048cd
Status:
Included and unchanged
Block:
#3,536 2,477 blocks after it
Position in block:
Transaction 63 of 187
Award day:
Sep 18, 2018 (8 yrs 1 mo ago)
Value:
₱3,539,216.71
Project:
Repair and Rehabilitation of Classrooms
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 #3,536 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 EASTERN SAMAR awarded it to TUBIGAN BUILDERS on 2018-09-18.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 4f43c8f2ce…4048cdnow …
- 2. Block Merkle root changedstored c0207dafda…5871a0now …
- 3. Block #3536 hash changedstored b9104e42f8…5a1271now …
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 186 records. Each step hashes the current value together with the sibling shown.
- leaf 4f43c8f2cef0cc5921deba15360499c834adc3d4c43d3093688fa16c2f4048cd
- 01 L 4f17df45035aa40f7480592d4c841591706f18586d9ffb95446767231d4887f9
- 02 L 0417e10321d740e38e77f6c4a8657b4bfcfcaed74f4cda1dd88a3306b22736b6
- 03 L 0d8ea2a207e2d89a6d53017ba74e5e4c58ed09c865320d9e53dc2f3535b8ce89
- 04 L b637b697f0a660d1d76f71e6a5193c723e78df2c03f99c21a988a6daef8c6341
- 05 L 67ad61cf5ff22b774e4e0814ea739f726189380be5f1b121f547527daff4c8b1
- 06 L 9cadbefdd6957d7a0c0b8a0d24aacbacbd0720c45b510def5a898911ee90ab9f
- 07 R 755deda0a5b058b6b3602ff977948ce7cb3c730ae4ff828551cd387e870317c8
- 08 R cbf1004342652460fca8362ce19ec9438049bfa0f0766dc7b51e7f87effd9c00
- root c0207dafdafd9f44cf4e3daa4a0486a390d1547b8f69eb0fc2ccbaf36e5871a0