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
MANUEL L. QUEZON HIGH SCHOOL Award a ₱99.1K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
7c5e717883e6fb4697bfc43eb03a01c6a68b945f54a1ecce950eecd8d9f1b70f
Status:
Included and unchanged
Block:
#5,035 978 blocks after it
Position in block:
Transaction 80 of 173
Award day:
Jan 13, 2023 (3 yrs 10 mo ago)
Value:
₱99,105.76
Project:
REPAIR OF HALLWAY CEILING AT 4TH FLOOR MAIN BUILDI
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 #5,035 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)MANUEL L. QUEZON HIGH SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2023-01-13.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 7c5e717883…f1b70fnow …
- 2. Block Merkle root changedstored 88d0ab8e20…a747a5now …
- 3. Block #5035 hash changedstored 75f357c1a7…806372now …
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 172 records. Each step hashes the current value together with the sibling shown.
- leaf 7c5e717883e6fb4697bfc43eb03a01c6a68b945f54a1ecce950eecd8d9f1b70f
- 01 R 7c774914841482ef5c8fe519acb08889cc038176def6f9d05282b526ce0010b2
- 02 R 56e6ee9409790027998c31523f57ca053586f6d9f0e08ec5d63a7326b647903c
- 03 R f48b704adb72487344be54fe19a64fbd066509d8ebe27823694ac9b3d7e00ee6
- 04 R 76478459161db4c639bcd69f38dd85ece9905d5f4f0b87488e5ad8f6986fa647
- 05 L dd9544974a1ed62f8ddeeba4b7709e72caad7b4cd83bc977e53481a8d82f3dfd
- 06 R 90534fc5ccf21045d9eed51f2033dd4ec7d0f966fba219714df2b9868e51358b
- 07 L 00213d3c2ff372f49f5ec4388dc35296522cedc4f1c3a37e1418cfe626b45ff1
- 08 R 5e935d33204bf4b2379f875728e5c9f89cb6529b2b71ac3199670c5fc0cc68a2
- root 88d0ab8e20fbe0fcc5686eceb9f22f80fc12b0f5e43f16c1ca774021eca747a5