OpenTechnical

OT-2026-000082048

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000082048) never changes.

Identity and time

Publication numberOT-2026-000082048 · never reused
Internal UUID01a0ae97-4d92-73f6-ab65-7dfa7a797c3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082048
StatusPUBLIC

Content hashes

Canonical text22d44e40d3bfd77b67b071b5d5d79d358416a18e07fa608524f8fcfb36bc462d
Markdownb172f940b676b6010d4b7efb3656a08e3c08086efd088003c1f7c9ba1b3f6eb7
PDF
Publication page1ea96b0e57bfe08fa2f31f9662d18cbd2034c77294f651f8d21d9d582233f34f
Manifesta2e98268f6887adea3af39ae1a40780cec89aad8b0d5bc6457c801d244cd1ebd

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
Signature4+ahyItjzhXZXkn7T42u8EQB6lYYA2ZvObz+jRGtSTLxq+zriZHugEq2+9NtSA7WZgxKmDM4ulFzEWeMPr00Ag==
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

2026-09-17T09:58:50.694921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082048
observed 1ea96b0e57bfe08fa2f31f9662d18cbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:50.678333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082048/manifest.json
observed a2e98268f6887adea3af39ae1a40780c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:50.661763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082048/publication.md
observed b172f940b676b6010d4b7efb3656a08e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:50.644640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082048/publication.txt
observed 22d44e40d3bfd77b67b071b5d5d79d35...
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.