OpenTechnical

OT-2026-000063226

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000063226) never changes.

Identity and time

Publication numberOT-2026-000063226 · never reused
Internal UUID01a0ae8c-94ab-72eb-bf46-ddd2a5231ca8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063226
StatusPUBLIC

Content hashes

Canonical text0c61c5619128180cd27a5b576158cb6d9d1587d7e6b8bc919c11a4477f0493cc
Markdown686e38e4bc6a6251b417fc4e04bbab0093d0c7063fafdd425d9ed4ec4746ff17
PDF
Publication page804b90c917ce033636ea22b93c60d8355953887250ac5e5d12620debc31bff58
Manifeste01165138ccea5e83ddaf98aac20fc3e939b06a1b2763f6798a63b1e92f45a01

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
SignatureXt3UIFgIQV5l5El0JtCsHIWWfQzHWoSDKghuPMEsRJuo6VdGxJUHv41hcRKnvhjRpdYN9V4TxZMUKD9k8gs+Ag==
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

2026-09-17T10:39:06.275499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063226
observed 804b90c917ce033636ea22b93c60d835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:06.256820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063226/manifest.json
observed e01165138ccea5e83ddaf98aac20fc3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:06.239395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063226/publication.md
observed 686e38e4bc6a6251b417fc4e04bbab00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:06.220854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063226/publication.txt
observed 0c61c5619128180cd27a5b576158cb6d...
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.