OpenTechnical

OT-2026-000099034

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000099034) never changes.

Identity and time

Publication numberOT-2026-000099034 · never reused
Internal UUID01a0aea2-8287-7ce1-9045-10ce6789736d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099034
StatusPUBLIC

Content hashes

Canonical text5e66533a9b5019666475d04b6d0e5e3a84e47327699cf3e9b513de53becc1558
Markdown940ce871b83bc4e954fa0bd3e8eb924d5ae5e8a5e5d0f424f91f0add0039c7c0
PDF
Publication page6a1cb0d9b4845b3b6927aeb9c7b09b0b4da42506b939d4f4ac0d014a39aaaa3e
Manifest751148a3c89ce7860c943d2427712b168b67b3b7a4545dd5c0b966e9f91c9071

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
SignatureqCq2HfZ4UkHOTPi1M93zSY+o5abn9O23OiJwaO7OTWgNPhnH/90TFM7y6yt7l1ySEnPVwltK0bkIcY476W+yDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:14.595995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099034
observed 6a1cb0d9b4845b3b6927aeb9c7b09b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.580312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099034/manifest.json
observed 751148a3c89ce7860c943d2427712b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.561467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099034/publication.md
observed 940ce871b83bc4e954fa0bd3e8eb924d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:14.541212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099034/publication.txt
observed 5e66533a9b5019666475d04b6d0e5e3a...
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.