OpenTechnical

OT-2026-000058506

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000058506) never changes.

Identity and time

Publication numberOT-2026-000058506 · never reused
Internal UUID01a0ae88-f39b-7bb5-86e1-21030eb393f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058506
StatusPUBLIC

Content hashes

Canonical text1752379666ce67aba5156a585451528f2b49e084e55cbba42960050b500e5abd
Markdown3798f0a45e8038ab0628102602002c2b0565056171310b4e1e21b586b98f0048
PDF
Publication pagefb5602454aaeb23738c8c558e3b5c049a7d24dce030a91065b6c41533f00a67e
Manifestf7b6d9211922f0fe3e40e6dccbbadaa1cd7631f0333e7ddde4033202fcb39ddb

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureZZ93M9FQLM0fURwUFwOLRf8z2Dt3afuKszT13f6AYjdpiADJrQTaJ9MURc5XbH5Jdqoa5gSvsJtCkTABdRtIDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:57.860937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058506
observed fb5602454aaeb23738c8c558e3b5c049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.844890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058506/manifest.json
observed f7b6d9211922f0fe3e40e6dccbbadaa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.829210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058506/publication.md
observed 3798f0a45e8038ab0628102602002c2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:57.813357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058506/publication.txt
observed 1752379666ce67aba5156a585451528f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.