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
CATANDUANES STATE COLLEGES Award a ₱1.9M contract to CHRISMAN CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
3448da8e6b4dddba8c74ab838d66f0066bf8860e8a44985c1fece490261462d3
Status:
Included and unchanged
Block:
#3,986 2,027 blocks after it
Position in block:
Transaction 2 of 5
Award day:
Jan 5, 2020 (6 yrs 10 mo ago)
Value:
₱1,897,438.89
Project:
Construction of Two Lawn Tennis Courts
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 #3,986 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)CATANDUANES STATE COLLEGES awarded it to CHRISMAN CONSTRUCTION AND SUPPLIES on 2020-01-05.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 3448da8e6b…1462d3now …
- 2. Block Merkle root changedstored fe9779b3bd…6ae533now …
- 3. Block #3986 hash changedstored 72410301ec…52d3aenow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 4 records. Each step hashes the current value together with the sibling shown.
- leaf 3448da8e6b4dddba8c74ab838d66f0066bf8860e8a44985c1fece490261462d3
- 01 R cc7729f77b8010169076bf8d0efcf236e85ee6ec43d0b7ba09c49f36e0f221d0
- 02 L 3fc9b0929c9a7a34acd5b167a30a5fa8c34544ceed10b13354f1801fcc6b335a
- 03 R 304581a74ce52aae771c463eea06aa9892de196cbb9df54ba6c7eb8b1d97ff16
- root fe9779b3bde6e9861c2f44f07af9306d6145cc1e25fa3012f69cf9c44f6ae533