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 LEYTE Award a ₱2.0M contract to SYDGLEN BUILDERS AND ENTERPRISESProvinces
Transaction hash:
7ea0ddf23deed8616104f962c1cfd2b91854fd969817cc37928bf7c5c40c9622
Status:
Included and unchanged
Block:
#2,488 3,525 blocks after it
Position in block:
Transaction 123 of 266
Award day:
Aug 12, 2015 (11 yrs 3 mo ago)
From:
Value:
₱1,995,723.87
Project:
Sydglen Builders & Enterprises
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 #2,488 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 LEYTE awarded it to SYDGLEN BUILDERS AND ENTERPRISES on 2015-08-12.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 Leyte gave a "qualified" 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 7ea0ddf23d…0c9622now …
- 2. Block Merkle root changedstored 8dad80e359…4c9c97now …
- 3. Block #2488 hash changedstored d7cb69cb2d…d3ecaanow …
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 265 records. Each step hashes the current value together with the sibling shown.
- leaf 7ea0ddf23deed8616104f962c1cfd2b91854fd969817cc37928bf7c5c40c9622
- 01 L 7e36050b4d8d78ace86d7d6eef591e71529a2bbe45fb4a3af4f82793471f0ea5
- 02 L 45397637c0f597314beaec39a76dab4aeae25c640ccb77cd402d3b7046ca9cb6
- 03 R 296762e810e0f6f8d9cdd3368856ff159177eee96346c060334b6840b7f20efe
- 04 L dfe3e542b6d8daec1c795af9f23a5995130339a12949f5ae1459c4add050cc19
- 05 L 302027c92080ae16f334e202fafaf8ecd591f4efbaa286ba0a77c4eefab083f0
- 06 L 660490c607210d272e6abd859ce202afa42939a455ede8d957a1182200e748fc
- 07 L d35fa23c873c34289ddc6df38aa559b9403502be76d83b86fcfdceae3a9188ee
- 08 R e0188ae5e8d8ff69f252801e26e0bc5e351d2b789ffcaa708ad2d820d42229d0
- 09 R 916267d402081cf85b5ba9033b5d810cf0e2215451c892262ba0f3f8614c306e
- root 8dad80e3596b381defcb65a56a26f7f37da3b45decbb4d31f7e542b5264c9c97