OpenTechnical

OT-2026-000089449

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold 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-2026-000089449) never changes.

Identity and time

Publication numberOT-2026-000089449 · never reused
Internal UUID01a0ae9b-db02-70eb-bd66-310559de9587 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089449
StatusPUBLIC

Content hashes

Canonical text444e41e176ad47b3208053f2250d5b9e9258cc23dfba03bf7a72929c797c1cda
Markdown520bf7f36990601af59f2c1376ede953daf1861ac1158d9f79e082bd0e2eb432
PDF
Publication page20ef48cdb73897e3d6b8430568e3827f6fdfc186a33a32e6aee57100f1290180
Manifestc29e62d6af253745f55ee29bc0abafb2a2cab07bbff0d457013456ec27b92b8e

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
Signaturen5my9Ok/THOgjlUAgYmhO8meF5Ivj3RQ0dr7nWmB4lR9qO27y7THC4WSI4Ni0MMnYtFudxCXgfL3AJ2d7AR6Ag==
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

2026-09-17T09:47:35.907607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089449
observed 20ef48cdb73897e3d6b8430568e3827f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:35.890997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089449/manifest.json
observed c29e62d6af253745f55ee29bc0abafb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:35.874309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089449/publication.md
observed 520bf7f36990601af59f2c1376ede953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:35.856633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089449/publication.txt
observed 444e41e176ad47b3208053f2250d5b9e...
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.