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 EDUCATION - DIVISION OF EASTERN SAMAR Award a ₱2.6M contract to TUBIGAN BUILDERSNational agencies
Transaction hash:
53c88bb3d91d2ef37c3dc674d265d925384d97110cd9b71b1717c6095057108c
Status:
Included and unchanged
Block:
#4,156 1,857 blocks after it
Position in block:
Transaction 55 of 151
Award day:
Jul 8, 2020 (6 yrs 4 mo ago)
Value:
₱2,561,689.32
Project:
CY 2020 QRF
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 #4,156 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)DEPARTMENT OF EDUCATION - DIVISION OF EASTERN SAMAR awarded it to TUBIGAN BUILDERS on 2020-07-08.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 53c88bb3d9…57108cnow …
- 2. Block Merkle root changedstored 454b433dc1…e5b737now …
- 3. Block #4156 hash changedstored 82e54d5e1f…0a8626now …
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 150 records. Each step hashes the current value together with the sibling shown.
- leaf 53c88bb3d91d2ef37c3dc674d265d925384d97110cd9b71b1717c6095057108c
- 01 L 512675c95a33963c385534d65b5161139bf0dad157421cc0d4f4d3fb584d3770
- 02 L 13576f133190791d93bef0a0f03c2d65716fa4b4952516b5382748ccbe8a69a0
- 03 L 30c3ef9059c1c4dfbb77819c1fddcff2fc92e2570a7ca4649e8621070ab3406e
- 04 R 18ee6a5f128b26845e273d7a3457a6ae2ff96b07adcd00ee587222e63f17c69c
- 05 L 8601460aae1035f7d0ded604bb21a0ea123cd1a1735f5296c4e6ef2e9a250a9a
- 06 L 7ee4487b7e48207135fbc743029f6ff30eeb54a1f69f58c3f23703e69782204d
- 07 R e932cb3cef417a16e81ea3bfcb31ddeec93c3819ec55092d649299fe04eb8d10
- 08 R 8f13dbb328032ca75c993fe1d2edfc5777916e58767d5b9edca824a2a66f8cad
- root 454b433dc1a2fbdadbb4541b48afe857fb58fbf3e9453423e996aa6fe9e5b737