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
AURORA A. QUEZON ELEMENTARY SCHOOL Award a ₱96.1K contract to SHERF BUILDERS CORPORATIONNational agencies
Transaction hash:
1bd883e36247a4eb49e6ddf3d39c45f132b47e1d49d35363018f940ce6383f7d
Status:
Included and unchanged
Block:
#3,738 2,275 blocks after it
Position in block:
Transaction 0 of 6
Award day:
Apr 17, 2019 (7 yrs 6 mo ago)
Value:
₱96,065.20
Project:
CONSTRUCTION OF VISITORS RESTROOM AT THE RIGHT SIDE OF COVERED COURT
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 #3,738 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)AURORA A. QUEZON ELEMENTARY SCHOOL awarded it to SHERF BUILDERS CORPORATION on 2019-04-17.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 1bd883e362…383f7dnow …
- 2. Block Merkle root changedstored 789baa7180…1c4535now …
- 3. Block #3738 hash changedstored 7bde5f7ae3…0a98bfnow …
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 5 records. Each step hashes the current value together with the sibling shown.
- leaf 1bd883e36247a4eb49e6ddf3d39c45f132b47e1d49d35363018f940ce6383f7d
- 01 R 4d3b3defb76a6023356947f3bb462ee039071181493d4beca8b16a32b39e91bd
- 02 R f0e044d4dfb38ed790f224634e085ef93cf73292b98e13469c9c1b1e10286880
- 03 R 3a2e2e992b97bd235ad0a25c58251bd0bf74056c88b90eac31dbb38e9cff0ff4
- root 789baa7180cd6259b406f80d7f769e99afa56fd3e36d70f4fd38e805cc1c4535