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
PROVINCE OF BATANGAS Award a ₱1.5M contract to KERAND BUILDERS AND SUPPLYProvinces
Transaction hash:
2f92bad504080da4c01df52c29c3512876b17611a44cc4775ccaac1206b1bdd4
Status:
Included and unchanged
Block:
#5,689 324 blocks after it
Position in block:
Transaction 70 of 336
Award day:
Nov 22, 2024 (1 yr 11 mo ago)
From:
Value:
₱1,498,001.16
Project:
Civil Works
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 #5,689 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)PROVINCE OF BATANGAS awarded it to KERAND BUILDERS AND SUPPLY on 2024-11-22.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)COA's CY2024 audit of Batangas gave a "not stated" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 2f92bad504…b1bdd4now …
- 2. Block Merkle root changedstored d5866fe4e2…a9be22now …
- 3. Block #5689 hash changedstored b5f74c6251…a70ffdnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 335 records. Each step hashes the current value together with the sibling shown.
- leaf 2f92bad504080da4c01df52c29c3512876b17611a44cc4775ccaac1206b1bdd4
- 01 R 305b445b215d721dd5cec8736ab7f4e59666754e7fb87173ffc2de042fc706b7
- 02 L 835834ec88aeda0ddc8fe77200aca4d572bb4d76cdb49f28bb7166eca08537ef
- 03 L eb4d4e7a9454be5e25ef468c7d6f6d02dbe4f47a5b4628ef141184aceac2b8de
- 04 R f996ef046dc6d9a0d63529d6444b44f020fc451131b9b013a62b280a073a57cd
- 05 R b56c4647b9718933f1bdf822842f80b0765aa7b5f29ee21b94f46f924393a51d
- 06 R bd3e7e32e4baa426458bc8eebabfcfbf46aae518d541ddc729ee47882bcb7033
- 07 L d9d9b65c6c2bf86efb47419ab30806ab508cbd869754688adb218cc3b2886bde
- 08 R b9e4c82fc12b9721c79e41dcf7dff2c8655cfe8ade89eecd1c95f860230052f1
- 09 R 3bf229fb56bfc42705ab72168651e64d6ce5f815868b07e523501d0a1348c01e
- root d5866fe4e2d89873ac6ce7f36c92948596dd5214b53636bf2691e9ac54a9be22