OpenTechnical

OT-2026-000091953

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000091953) never changes.

Identity and time

Publication numberOT-2026-000091953 · never reused
Internal UUID01a0ae9d-43bb-748f-bd01-5a1c2ac0e6c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091953
StatusPUBLIC

Content hashes

Canonical text657c02b7de65eeb7742942b7a6ef712843e6b54ea5d7ef7e8b443d62ab39c22c
Markdown2d2b2adbe1f6c9282adaa5b0e091977527dc06be233cae29b9d4c64c4f17c4b1
PDF
Publication pagef49e2d2e4cdce55958ff2747f0ece4a309bbe33c426138881eb43eb251f8c595
Manifest3ce29803c6ca1b986ef5e9f3a1e25719143dbd8a462ed89cc97278db6deb5cf2

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
SignaturedPzQ8NNN32RGrDcND2iEHD9jshzgHMRvodPt2+vU2TmPYd7TSGfDJA0AY061kLDvEDGwA7+IvSmWaO9ypWtYAg==
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

2026-09-17T09:42:54.294023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091953
observed f49e2d2e4cdce55958ff2747f0ece4a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:54.278100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091953/manifest.json
observed 3ce29803c6ca1b986ef5e9f3a1e25719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:54.258642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091953/publication.md
observed 2d2b2adbe1f6c9282adaa5b0e0919775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:54.238995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091953/publication.txt
observed 657c02b7de65eeb7742942b7a6ef7128...
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.