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 PUBLIC WORKS AND HIGHWAYS - SORSOGON 1ST DEO Award a ₱53.0M contract to SPRING STAR CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
84c2bbe0374823fecedfb8cc91d1cc7ad5d947dab63c861621f020ffcb4cc029
Status:
Included and unchanged
Block:
#3,240 2,773 blocks after it
Position in block:
Transaction 139 of 252
Award day:
Nov 8, 2017 (9 yrs ago)
Value:
₱53,044,006.62
Project:
17FK0088
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 #3,240 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)DPWH lists the funding source as "Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 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 PUBLIC WORKS AND HIGHWAYS - SORSOGON 1ST DEO awarded it to SPRING STAR CONSTRUCTION AND SUPPLY on 2017-11-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17FK0088: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2018-10-07). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 84c2bbe037…4cc029now …
- 2. Block Merkle root changedstored b7aaff101a…6a087dnow …
- 3. Block #3240 hash changedstored 0970f8d1a3…54863enow …
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 251 records. Each step hashes the current value together with the sibling shown.
- leaf 84c2bbe0374823fecedfb8cc91d1cc7ad5d947dab63c861621f020ffcb4cc029
- 01 L 841473e2510ef637ad9b827022872c1cac361109b4d687de1e1319f9de23cc66
- 02 L a0a0ea7ea2356913eaeed4886db9ad3dd012650eb8a492b5162fecc798718126
- 03 R 6bb0a433c127f64a724ee411c5104fe9774124540b2843e5c4769ed2e4229d5e
- 04 L a75b1b0eba3b5742c380a4aa020d9bc7ea9390a2012b1fa89a469509864be633
- 05 R dee4b36ffdbfb9d67bf15d48ac12c9beeb5baab744ddc362107eaf70b788ead0
- 06 R ab1e00351019e6b8946189f3f822825dff1f4d4e886bdb6837761a1cb9c8b277
- 07 R d5b0c7dca74eed06d13af0f37ade2d4ec904fd2ec91a6bb2177210658e40241c
- 08 L ad9c5d6d22814cac72a08b7bb97c2fc0aa50d15b8b4978dc39de515fbf1e9f85
- root b7aaff101ab263278073b978f38a91c1bb7138c57f7c0b79293dc3c5456a087d