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 TANGUB CITY Award a ₱2.8M contract to JUNJING CONSTRUCTION AND GENERAL MERCHANDISENational agencies
Transaction hash:
c39448cb8aeb9d53e30f111ed5b4f04ef5b25d722497d5fb3d3effc9717d1360
Status:
Included and unchanged
Block:
#2,172 3,841 blocks after it
Position in block:
Transaction 74 of 95
Award day:
Sep 3, 2014 (12 yrs 2 mo ago)
Value:
₱2,824,222.97
Project:
Construction of 1 Story 3 Classroom School Buildin
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 #2,172 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 TANGUB CITY awarded it to JUNJING CONSTRUCTION AND GENERAL MERCHANDISE on 2014-09-03.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 c39448cb8a…7d1360now …
- 2. Block Merkle root changedstored 6a207af582…b7ef1fnow …
- 3. Block #2172 hash changedstored a0f974652f…8f5a95now …
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 94 records. Each step hashes the current value together with the sibling shown.
- leaf c39448cb8aeb9d53e30f111ed5b4f04ef5b25d722497d5fb3d3effc9717d1360
- 01 R c51e4b835fbf6db8570cd00b22c1461301df4a0b2e4e0bd5329f597cd76a3676
- 02 L 32d5e921444e25411033e6d5481403f6b1578f331bb4d466906e96263e3125ea
- 03 R 9de2b5967575c5770ee2e54cf20a73b3cc3ef352a4880810c91ee08ded91ded8
- 04 L 0cbf5468cf874ee64d90d8af36874d3364ab9bdcf4fbd5bb54f7999d96c6dbf1
- 05 R 6e63c7a1e35fb51782c49b9801405f3ea9c4c182256b623b7af435c6aff28769
- 06 R 1899d9b2e6e26802340b3ec8e58b2e9668a78c15891b2971d9d3a427fdbbccae
- 07 L 291f428d92bda374174b6df2b768c82a9331dbc93c54e54c6bd664e27e3c5839
- root 6a207af582b5a2b05eb243b636340828916c4392dd161fbef8417ff783b7ef1f