OpenTechnical

OT-2026-000092280

Publication integrity record

Three cup vacuum gripper, three zone face, 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-2026-000092280) never changes.

Identity and time

Publication numberOT-2026-000092280 · never reused
Internal UUID01a0ae9d-875b-72f4-8277-473ce9c9f611 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092280
StatusPUBLIC

Content hashes

Canonical texta7b4d23514eaf39fc172a1cefd5d93d1980c1e8daf458a03fe87ebaa47fbb60a
Markdownc16151f8819e5d82fc187f17eceb13dabdca81e62bb83c26b556d076075f7246
PDF
Publication pageda10481be98b6d0e155cef7857fda069fc92468edf7042f74c7b4ca9d470c73d
Manifest9ea7df658cf6f63bdd2edb763854d20d26941d74daa6d4968a1f6aa0f2851829

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
SignatureevuyCw//+ol/oRKQCzMb8Cwe/EMR721nmNUsFXUqC/Qkk84xRxJuAavohzWqr6eN8qMV9CnvOGH/94L2cZxAAQ==
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

2026-09-17T09:41:48.811249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092280
observed da10481be98b6d0e155cef7857fda069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:48.792793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092280/manifest.json
observed 9ea7df658cf6f63bdd2edb763854d20d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:48.775250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092280/publication.md
observed c16151f8819e5d82fc187f17eceb13da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:48.758307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092280/publication.txt
observed a7b4d23514eaf39fc172a1cefd5d93d1...
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.