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 PUBLIC WORKS AND HIGHWAYS - QUEZON 1ST ED Award a ₱3.8M contract to NT SOTELO CONSTRUCTION AND SUPPLY CORPORATIONNational agencies
Transaction hash:
e45e7e0344f2c6e04ddbc84a0bb608c5288036e49090f6449a3c8eb0dfaa5b55
Status:
Included and unchanged
Block:
#4,701 1,312 blocks after it
Position in block:
Transaction 892 of 1,015
Award day:
Jan 26, 2022 (4 yrs 9 mo ago)
Value:
₱3,762,007.06
Project:
22DK0034
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 #4,701 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 PUBLIC WORKS AND HIGHWAYS - QUEZON 1ST ED awarded it to NT SOTELO CONSTRUCTION AND SUPPLY CORPORATION on 2022-01-26.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 e45e7e0344…aa5b55now …
- 2. Block Merkle root changedstored c7c92dfc41…579451now …
- 3. Block #4701 hash changedstored 16c9933cb8…2c6ba0now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,014 records. Each step hashes the current value together with the sibling shown.
- leaf e45e7e0344f2c6e04ddbc84a0bb608c5288036e49090f6449a3c8eb0dfaa5b55
- 01 R e466055c54d6239b114455cec0575f6d11437b65815a1a871bb70e79f8c60950
- 02 R badfd93ae77efc008fdb78a9e7d4c4d132c5d4566e8653e3114a2c27a02167fb
- 03 L 1235a46e038038c2e6fdc1c24f4ea070cecce5a2748815af9a6d5417afe43fe6
- 04 L 89f3345ead8cd216994f2042da03823690a75e995668212b2eca650da0d7ea25
- 05 L 62327d46181c09b55279c5c59acec65b71f68a0a6f992fd6858363aca0f331bb
- 06 L 5e78794fadb067381e105610d98814c21555b756c2e0c75d965778ef7f6d26dd
- 07 L 91b76cf3467d5267d8fc8de9a2857df186c88803999859a11e8bffd7e7afba25
- 08 R e9c8210094f96e345bee03441ab3378b68d277db8c5be8e44d0fc514ba2ad806
- 09 L 2e43fdd1a55dfa0cabb9300b219c6dfd7f3e29ff4d9a93ebf24aa46ce69231ee
- 10 L 05035345cd31df50961c4664e549075fc94cea27bff60f6b07697b5421e2abd9
- root c7c92dfc41c72b224b2b8ad3c5957d4fa8a94eaab74d23b69d27e3741e579451