OpenTechnical

OT-2026-000094167

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000094167) never changes.

Identity and time

Publication numberOT-2026-000094167 · never reused
Internal UUID01a0ae9e-92cb-7884-9ecd-c07afc2b8572 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094167
StatusPUBLIC

Content hashes

Canonical text87c8d280d360f2184334200019efed38abcb8fd93661565ee09be4863d4136fa
Markdownaf987090c770fc5004ac93c8259721229c36b1ad1e38d245049628c9eb449fa4
PDF
Publication page61e35e2ca783d30c0d0b660e7da944c94473fe51b649f705e6a5498e3f1f4eb0
Manifest48fa2ec838a331f71b7bb29efebc5f5ef970d7dec2ab05c98f67cff055c1cb08

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
SignaturewmpfFHsK4J3hOYDaO60kEi9SekDLrLWFmZ2jVf9BKPEIhzkpr5H26pvhI9CzY1UMkiBtwVAe9JJ0eb7eDqF3DA==
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

2026-09-17T09:38:37.771574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094167
observed 61e35e2ca783d30c0d0b660e7da944c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:37.753471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094167/manifest.json
observed 48fa2ec838a331f71b7bb29efebc5f5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:37.735893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094167/publication.md
observed af987090c770fc5004ac93c825972122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:37.716943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094167/publication.txt
observed 87c8d280d360f2184334200019efed38...
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.