OpenTechnical

OT-2026-000067886

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000067886) never changes.

Identity and time

Publication numberOT-2026-000067886 · never reused
Internal UUID01a0ae8f-c4fc-781c-b75b-7f404bb73635 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067886
StatusPUBLIC

Content hashes

Canonical text411b0b60212b450fead4e5823a438b9777f5873d92c4ab6347778ab7bfefb70b
Markdown82cf843139cb4d74202754ffd1e6013ff224657641a51509f8f318db426e5961
PDF
Publication pagee0f23172d9dd00b6184d0fa1b05873e7739874761047e486186423aa2b4bebbc
Manifest73c5d5c1ac4d8b7ceb5b8037262a121b2b3d2d5a3250772f26306658c92f776a

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
SignatureMzfFaAg81vSRIPJ8396MItcMOE/P2msO4rwYzcgezM34sH+RGu2XUV6ufKRGJVTN21imwdBr6gDZaKGfz1RLCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:16.905426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067886
observed e0f23172d9dd00b6184d0fa1b05873e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.887028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067886/manifest.json
observed 73c5d5c1ac4d8b7ceb5b8037262a121b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.866916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067886/publication.md
observed 82cf843139cb4d74202754ffd1e6013f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:16.845394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067886/publication.txt
observed 411b0b60212b450fead4e5823a438b97...
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.