OpenTechnical

OT-2026-000098747

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000098747) never changes.

Identity and time

Publication numberOT-2026-000098747 · never reused
Internal UUID01a0aea2-42af-7dbd-a932-fd8becd5599a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098747
StatusPUBLIC

Content hashes

Canonical textb8b321e1a967326a4f32c5e620427e8b483d99da581e3f2ae5b2f4870b38c999
Markdown016d3f80c6687e9694418c7de90be0f7ffefe2f8cf375bdcc35497ca271f33a0
PDF
Publication pagefb68b43171f0130a2dc43f3c3c6a38ef3c37728dd0639d469ca15618aa8d122d
Manifest0851de4bebb42d57f56e273f3ad2aef5d017e305d46fd482e32da60e134b75eb

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
SignatureLJ1lsFqDaoVf4alAXPSWBSK1dNWGMciuzQL7eBqRcHTMv6xJus52b2rxH3ocLmeSlv/aghWVYqqAg7pIf42LAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:03.867443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098747
observed fb68b43171f0130a2dc43f3c3c6a38ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:03.850894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098747/manifest.json
observed 0851de4bebb42d57f56e273f3ad2aef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:03.833772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098747/publication.md
observed 016d3f80c6687e9694418c7de90be0f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:03.815165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098747/publication.txt
observed b8b321e1a967326a4f32c5e620427e8b...
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.