OpenTechnical

OT-2026-000088404

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line 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-2026-000088404) never changes.

Identity and time

Publication numberOT-2026-000088404 · never reused
Internal UUID01a0ae9b-5d27-7f28-a7bf-8ee5508ef7a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088404
StatusPUBLIC

Content hashes

Canonical text3dbb91a4ba59686e020837e6e2276cf852d3475aec892737d931887ace1e7d06
Markdownca95c1ffe4f9e5c96715e7d3185ddeb4ce65937136f0c6a1e510ce4a37c8b6ff
PDF
Publication page49da97ec1bc064827c1346ea9a3b0bc78da9784e3375d96698c2a11671929ae5
Manifest36fd1fa9b46e099adaa6c70070eec2227ac21975827f84b0a8f5b930a3bb4907

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
Signature9gY763UnHBszh82wbK7/8OOY42TSmIm3g3e8iImagwvBRzvpAHsrZYtgAlh8qy7XRpKTAAQX0+wyCAB9c9uDCA==
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

2026-09-17T09:48:46.002268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088404
observed 49da97ec1bc064827c1346ea9a3b0bc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.981497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088404/manifest.json
observed 36fd1fa9b46e099adaa6c70070eec222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.962147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088404/publication.md
observed ca95c1ffe4f9e5c96715e7d3185ddeb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:45.942941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088404/publication.txt
observed 3dbb91a4ba59686e020837e6e2276cf8...
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.