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
WESTERN VISAYAS COLLEGE OF SCIENCE AND TECHNOLOGY Award a ₱9.9M contract to SAN JOSE BUILDERSNational agencies
Transaction hash:
93b3415bc031fee71ecc7fdb2300a778824046275742cd78004910bfbb2d9586
Status:
Included and unchanged
Block:
#2,234 3,779 blocks after it
Position in block:
Transaction 50 of 90
Award day:
Nov 7, 2014 (12 yrs ago)
Value:
₱9,856,077.67
Project:
Construction Projects
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 #2,234 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)WESTERN VISAYAS COLLEGE OF SCIENCE AND TECHNOLOGY awarded it to SAN JOSE BUILDERS on 2014-11-07.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 93b3415bc0…2d9586now …
- 2. Block Merkle root changedstored 7b87c43ce9…96d793now …
- 3. Block #2234 hash changedstored 81a43a53cb…7bfad4now …
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 89 records. Each step hashes the current value together with the sibling shown.
- leaf 93b3415bc031fee71ecc7fdb2300a778824046275742cd78004910bfbb2d9586
- 01 R 9494e76832f146e48d49488b772a9f183565561e04d2ae26114a5c95f528482c
- 02 L b497bc92242ae6bf2c3ab15c6ca031f1cf851ba6cb91a5becc3fef49320906bc
- 03 R d23345ee385decb362995abdb9104a217c7577495079f7f8598d579a3e64f570
- 04 R b6b7ea8dace6d37e13c50acd0c945a19ebcf59b8727eaff76510bb2aa3159c0e
- 05 L acbb8acc86926d55edf20040f09c24f9ec7f60e30f8ce1dbfb52f459e959ac92
- 06 L 723f3387cd1166748d8043ea9af7514c17f18678163ee5792e4bd0c30e24e8ab
- 07 R ffade5035ba2ef6a968c149d77a0c320f0b4b1d34d29d117b5082ed780d1de06
- root 7b87c43ce9480be532e3bb886247ac753a0840d8be3bde2d04de9358e796d793