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
DPWH SOUTH COTABATO II-DISTRICT ENGINEERING OFFICE Award a ₱2.0M contract to C.A.V. BUILDERS & SUPPLY CORPORATIONNational agencies
Transaction hash:
2a4a6fa7bb100d574f61ea79551af53e28340627deb41a81cd1f8f50705d1e41
Status:
Included and unchanged
Block:
#2,663 3,350 blocks after it
Position in block:
Transaction 28 of 234
Award day:
Feb 15, 2016 (10 yrs 8 mo ago)
Value:
₱1,976,345.30
Project:
15MB0184 SB at Bentong ES
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 #2,663 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)DPWH SOUTH COTABATO II-DISTRICT ENGINEERING OFFICE awarded it to C.A.V. BUILDERS & SUPPLY CORPORATION on 2016-02-15.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 2a4a6fa7bb…5d1e41now …
- 2. Block Merkle root changedstored ff54c96bf4…fc01b4now …
- 3. Block #2663 hash changedstored aa47eade46…c84fdbnow …
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 233 records. Each step hashes the current value together with the sibling shown.
- leaf 2a4a6fa7bb100d574f61ea79551af53e28340627deb41a81cd1f8f50705d1e41
- 01 R 2ae3860eac8e918d373861a462943a5f9ffa709463ec23d3e698393f410ad1cb
- 02 R e64bfa677e2b49d2c83f7012bb5de33468b7ac0bd3dd681d78f23a65f39e4916
- 03 L 41818c6ca84445f5e6a9940432707de6dfa6b3e3817c2f027a3ebb937b366f7d
- 04 L 67a92c466f778a63fed94a703cecb470e9820dbfd0284a5e21760af3b202aa1f
- 05 L 5266a8f713f7e2bb246eccb4427956dc292632ed38daa080376241f193166798
- 06 R 7d201728f9a879034dd9936fe27d28224b675fdb76f4ca86b9e7e3c5226ae3ba
- 07 R 29b630c32525abfbe7bffb6519e52457348d3e79be3a690234642148caba3f65
- 08 R b7694af30eb1c66473e1d73e84d7ca0a17295dd9883a3680563ea3b2d93f702a
- root ff54c96bf48bffb72f5e2b27224f7c6acb2264ac28ca3804947762db90fc01b4