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 COMPOSTELA VALLEY Award a ₱841.4K contract to BLUREX CONSTRUCTION & SUPPLYProvinces
Transaction hash:
67e2fbc0fda43e91e4e43baed3fd4c239a77ddcb893f7ad0ce7660a32edef6d3
Status:
Included and unchanged
Block:
#4,603 1,410 blocks after it
Position in block:
Transaction 84 of 186
Award day:
Oct 19, 2021 (5 yrs ago)
Value:
₱841,357.34
Project:
Construction Project-CW21-158
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 #4,603 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 COMPOSTELA VALLEY awarded it to BLUREX CONSTRUCTION & SUPPLY on 2021-10-19.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 Davao de Oro 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 67e2fbc0fd…def6d3now …
- 2. Block Merkle root changedstored 38b97b1d93…86da5bnow …
- 3. Block #4603 hash changedstored de36f90fd2…ce7e28now …
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 185 records. Each step hashes the current value together with the sibling shown.
- leaf 67e2fbc0fda43e91e4e43baed3fd4c239a77ddcb893f7ad0ce7660a32edef6d3
- 01 R 6d2fa532ceb169872cfd132bbc5dfde313c181d961ff76c82a1dbfbcecc67c6c
- 02 R c32360f7e682f50de991431828db0f2172b414fc3f1f86dcc8616c56a423d61b
- 03 L 93ff33b42eedc68834408261c9a62f38fb40ffaf0aef6f597e265c1c9e6441a8
- 04 R 3a32cf415d32a6b7b5926eefee7ee0b7d9f4e26a6ae8165b3657b502753d9e98
- 05 L c326efcb9d1ab207c31911d3d4575988b6fa2f3557ac4c9ce488af5857e641e0
- 06 R f83313b9371d92a37013dd27f365d3e70793fbe1108cd7108ea401a5a8dcf3fc
- 07 L be17cc5e7f2ffae7948e92547ce1a84088f09402d47787314876eaaecc34ce27
- 08 R 4a161fdc6cd5e49805d055656d1e8edb35798afbe1adbe74115332c05d6b134e
- root 38b97b1d93fd9f0f06a74876120ebb9f32130373649bf09ff88fefe96886da5b