OpenTechnical

OT-2026-000088919

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088919) never changes.

Identity and time

Publication numberOT-2026-000088919 · never reused
Internal UUID01a0ae9b-8f11-7884-b625-4f838d347c23 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088919
StatusPUBLIC

Content hashes

Canonical texta263ace2ead89db9a2de445d11fb71bd530cf230d5a4caf688ea375946a5991f
Markdownad4774a47916bb01c000285e48803dd22fdce409cc8992774fcbf1f48f77379c
PDF
Publication pagee977e1c8f9d33908c75588c71028b72e67683f6460dd72d1d9f1c4b4502b6e73
Manifestc68c1ee2be29fb89436291bd774ede87b75ca55aa18bea8609fa86a2f93e9134

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
SignatureP5B1CTAoqcJTSzO/S2minLsVkIgXTXKmKN+VjHRsoxrIY1BbvM+Jjds98b60YDTvg7E3TTYwPGn80q5HiQ4iDw==
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

2026-09-17T09:48:19.576617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088919
observed e977e1c8f9d33908c75588c71028b72e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.559090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088919/manifest.json
observed c68c1ee2be29fb89436291bd774ede87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.540398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088919/publication.md
observed ad4774a47916bb01c000285e48803dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:19.522856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088919/publication.txt
observed a263ace2ead89db9a2de445d11fb71bd...
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.