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 ₱3.6M contract to NV & C CONSTRUCTION AND GENERAL SUPPLYNational agencies
Transaction hash:
810c85d66ea4860907c00b33585cffbcb9c17e5e31993ad61910fa69c6db1d8f
Status:
Included and unchanged
Block:
#5,161 852 blocks after it
Position in block:
Transaction 241 of 507
Award day:
May 22, 2023 (3 yrs 5 mo ago)
Value:
₱3,602,508.99
Project:
CY 2023 BEFF ELECTRIFICATION LOT 1
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 #5,161 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 NV & C CONSTRUCTION AND GENERAL SUPPLY on 2023-05-22.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 810c85d66e…db1d8fnow …
- 2. Block Merkle root changedstored 8b7ddbdb71…438538now …
- 3. Block #5161 hash changedstored 1bc84bae85…cced2dnow …
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 506 records. Each step hashes the current value together with the sibling shown.
- leaf 810c85d66ea4860907c00b33585cffbcb9c17e5e31993ad61910fa69c6db1d8f
- 01 L 7f8d8d5e8fc53fd4f1861868b48cb2a7b03e0e9a95e478ae77c1b52ee3b95322
- 02 R 852a53cdb9cff306f305fe8bb4e526f2a50d6267279c5c4ec328afcf9e9f68dd
- 03 R d74869b996067ab3407ee2b8c6dab3240f8a092d1944fa4ac280f76f22e92eed
- 04 R 8815ed4a3f0da982f46a7d11d19b5c7ff8a652b54a721cc84af7c578f8ff7162
- 05 L 56dd058aa032285ff28fb2091052ff61dfcdb7804c4f8545a4c553b4a57b04c6
- 06 L 511111c7fb17b2e0246b1e1c3f4d1f55e420c1b80349afa6ebb7f140b457e5f5
- 07 L 5ce1dfb68ce91f28a5bced09e9ec14514321a4da53d71fcb5eaaf41d5f749df0
- 08 L c6c5eaa4a2763bc3ba9247a7168d07fcc83b4471c1c1cfeb9a8a4003960c0a1a
- 09 R 691d3665837afd05026d8f1b58547dd2d2398fecd373f874b38ead9c55b95f5b
- root 8b7ddbdb711bd2496b37bb354cd750a6314ec72d0e6c36cb9ba97541ad438538