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
F. G. CALDERON ELEMENTARY SCHOOL Award a ₱99.3K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
62ee477eead96ff1cf968ed84b499201f2d7b82156d62033c5dddd2676d5f555
Status:
Included and unchanged
Block:
#4,829 1,184 blocks after it
Position in block:
Transaction 70 of 169
Award day:
Jun 16, 2022 (4 yrs 4 mo ago)
Value:
₱99,250.75
Project:
PROJECT SAFE LIMAY (DROP OFF/PICK UP AREA)
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 #4,829 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)F. G. CALDERON ELEMENTARY SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2022-06-16.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 62ee477eea…d5f555now …
- 2. Block Merkle root changedstored 025111949e…b2f233now …
- 3. Block #4829 hash changedstored eab0592a91…ab9dc2now …
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 168 records. Each step hashes the current value together with the sibling shown.
- leaf 62ee477eead96ff1cf968ed84b499201f2d7b82156d62033c5dddd2676d5f555
- 01 R 63ad3be579035d5efdfec89d19a21c80ab51ada06180d4a003b6bea4ab1f9dc6
- 02 L b12533c5c1655efbe0397bda3a57b736c257bf451b8a64a21de3d59b4f321107
- 03 L 7b9a9def48957e6859b49f8dc063bb6820bb3012037da496ae2ce8558c1ad2c6
- 04 R 6c632a23addbeec4a1719ee0fa6823aaefb4f63e469c508280494bd1eebf644f
- 05 R abcce47fce7ca3ba29662445ee8f7738354469b1908d12f01fa061e8774ace9f
- 06 R 9e35068c70141daa1c8addd74cb61c24e35bc12bc38c5fe28c6d4e41f7d671b7
- 07 L aa26050a55199f60a631803150fec19214f0738ea02a86fe16698575f6d8b55e
- 08 R a9e226cc19077464b88b73fd28c43fc04f41af1a52215e0482f743a4dd32458c
- root 025111949efefa6f7c1f590aa909c730c92e1eb71e5eede671ca49d987b2f233