OpenTechnical

OT-2026-000063543

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000063543) never changes.

Identity and time

Publication numberOT-2026-000063543 · never reused
Internal UUID01a0ae8c-f945-753f-90e7-437d5d6122fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063543
StatusPUBLIC

Content hashes

Canonical textee674bc6fa7a0d6d677d5bd4c42491e3ad2ea15afb1af2bd77c5fb26c965326a
Markdownc4e8ec9cd163e21a54b1a1f99192333331ead368f39948a74910ebb7c59b14a9
PDF
Publication page9d790b7684aabf6eb6d42d45b37964b57e8a48d10e59726158e03c893edef989
Manifest48916acf313ba975ed8260fbea6423bc8de294fe3a48b72f5ba971110317673d

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
Signatureok+rj6VpYAEBpcCXeSnHMWh3nWijWv8tOcsGpBd3JHlGSOKaIFBWzrCqPY2fl8thFvfBEGpyyz80gAssdWiUDw==
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

2026-09-17T10:37:32.458321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063543
observed 9d790b7684aabf6eb6d42d45b37964b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.438389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063543/manifest.json
observed 48916acf313ba975ed8260fbea6423bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.418573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063543/publication.md
observed c4e8ec9cd163e21a54b1a1f991923333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.398388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063543/publication.txt
observed ee674bc6fa7a0d6d677d5bd4c42491e3...
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.