OpenTechnical

OT-2026-000098015

Publication integrity record

Foam pad vacuum gripper, three zone face, three 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-2026-000098015) never changes.

Identity and time

Publication numberOT-2026-000098015 · never reused
Internal UUID01a0aea1-92f7-7419-87c8-ce8963780db6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098015
StatusPUBLIC

Content hashes

Canonical text73462042beeb59a51523265a62f2e96d717e2c0df0fbc8c16492bcd80e643be7
Markdown1372584d2f526913d9815eec40e9e5f37fee6fe21a6980b2e043d7629cf5acec
PDF
Publication paged4927d6e0eabf2e6d542892eb75babeb73a093c3aae0b4385ce9f8a46c1f303f
Manifestde72c8451712c162a378abbee58c29fb944352fd65fb158629f2709a486e557a

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
Signature1PejrHOuDVK7Rvy0gnrQqqMN4ogXS8xC2Twbzwas0Hy2DVCEOwYUkpt65IczoEIQaBxF1qPp8iDUQU3ukw9/Bg==
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

2026-09-17T09:33:11.397227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098015
observed d4927d6e0eabf2e6d542892eb75babeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.378926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098015/manifest.json
observed de72c8451712c162a378abbee58c29fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.361173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098015/publication.md
observed 1372584d2f526913d9815eec40e9e5f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:11.343602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098015/publication.txt
observed 73462042beeb59a51523265a62f2e96d...
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.