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 - BULACAN 1ST DEO Award a ₱9.6M contract to 121 CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
1edf066b9d6497e4d0caeafa5c53aa3cb38f768211c30d0d95c3fc724d2073d9
Status:
Included and unchanged
Block:
#4,404 1,609 blocks after it
Position in block:
Transaction 62 of 459
Award day:
Mar 29, 2021 (5 yrs 7 mo ago)
Value:
₱9,602,802.64
Project:
Construction of Road, Calantipay
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 #4,404 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 - BULACAN 1ST DEO awarded it to 121 CONSTRUCTION CORPORATION on 2021-03-29.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 1edf066b9d…2073d9now …
- 2. Block Merkle root changedstored db4b7cd350…fd0a7cnow …
- 3. Block #4404 hash changedstored 1d5bc126e4…75e7bdnow …
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 458 records. Each step hashes the current value together with the sibling shown.
- leaf 1edf066b9d6497e4d0caeafa5c53aa3cb38f768211c30d0d95c3fc724d2073d9
- 01 R 1f6dab2eecb522473421c891867b30ce13b75b514e79afdc19635619eb14939b
- 02 L 461e9e2c36e7b8c34d253ce680587bf185651b73ea42e2b10fb11daddd923ea9
- 03 L e611810543547b9313fab0b4dcb515e3ca08a9cbbb5443af4433e2e67d82673c
- 04 L 5a0d418959ceccb81a42704a3245e1ae8e8cba9e8922946104aeee42c9f268a0
- 05 L 844bab1fa08262fb4355a17861640eff7abb8b683e205193c898649dac48d456
- 06 L 71406693a80b96ac767133ad96be732efaf3fbc7c07b6d414d5c2cc5f37a44bf
- 07 R cb4b483e4e2fd8c056df3e21e2e48e765fb97cb2b06e4830275dfd22df53865c
- 08 R ec401262c3c7f5270487f85de0d7af6b9fed90c51d2fa577ca9cb6564e7352ac
- 09 R 5daa853761cea7a21c5a3920d7eb02a7b080cdddf984056212c86c8664e980d0
- root db4b7cd3507a0d780dc315e46a9914674a82e3e53409f4b59fe98d8a14fd0a7c