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 - NORTHERN SAMAR 1ST Award a ₱6.6M contract to JCAD ENGINEERING & SUPPLYNational agencies
Transaction hash:
0f2fa38527c160de2bd3768fe9491a84cf63e0dd9e10efc6e0c6e8695c2e5495
Status:
Included and unchanged
Block:
#4,288 1,725 blocks after it
Position in block:
Transaction 55 of 694
Award day:
Nov 23, 2020 (5 yrs 11 mo ago)
Value:
₱6,582,932.20
Project:
20IH0049
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 #4,288 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 - NORTHERN SAMAR 1ST awarded it to JCAD ENGINEERING & SUPPLY on 2020-11-23.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 0f2fa38527…2e5495now …
- 2. Block Merkle root changedstored c993eae7cb…15c4f4now …
- 3. Block #4288 hash changedstored 990cb5ffc4…64e2fdnow …
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 693 records. Each step hashes the current value together with the sibling shown.
- leaf 0f2fa38527c160de2bd3768fe9491a84cf63e0dd9e10efc6e0c6e8695c2e5495
- 01 L 0ea84440e02ae8965bd49c526cc8af0ae7003f211f11a8caeae0fdb406671024
- 02 L 275e5c1f63d2f20b1f2f40da260b89258e8fd12091c183005451869b42c5cd37
- 03 L eeee6a044db27dfecd76166a7a77a457b4c3d52b1c9405180fd3188aa8c77f0d
- 04 R 0db9a3b4afb61ec18bb16b97e293e8b79ba79de34fcef0b64be87a8283117019
- 05 L a91bc4a9e217cf5cfb5b0157510783981bfdab4bd5843fa97da5e39b6b43d888
- 06 L 717d5acdaf45a285f1b0811d0975f82634e495b67e12df4e6c9829b3229a9343
- 07 R ea1ce2cc5d4d6321924bd06ef9f216e8b6fb993f006ea127290070df0060f792
- 08 R 1bea6d1e533ecc2770c1868bc2fb529311eee3df95c566ad8c05a43cccd8ae00
- 09 R 794805012b91170948346540e4c998df9592915c6b654c7e8b1155c653ef2389
- 10 R ea82c3f68c10390911b4183a731e049f7983c87136ffcea1eca9181959eef6c6
- root c993eae7cba6fae0d01c668881f2a43db244c3cfa2c80971688853dbaf15c4f4