OpenTechnical

OT-2026-000088609

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line 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-2026-000088609) never changes.

Identity and time

Publication numberOT-2026-000088609 · never reused
Internal UUID01a0ae9b-8f0f-7a52-ab78-27b868a6a95e · 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-2026-000088609
StatusPUBLIC

Content hashes

Canonical text9855051dce810aa540d15c5437809f33451740375b369abc391b4d5708722c4d
Markdown46c89b02033152a6309c215e78568188d372238787cd05559b41a7a7ad948f70
PDF
Publication pagedf92246ce8182c922b731f5d168cdb0a7d71c856712e7ea22c0c144d3a7eb6e6
Manifest3b92fcde10afd3cbde9537f7d826fd4a39828ef643ca8f2226808c4dcc0e299d

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
SignatureA0HKvIvHL78O1mGqGhNeekzFTQlcn+FvrRruYckr3MMat3MlJo5ilfDKTKc+r3tqjH2zfvgWbthlhWd58TRrBw==
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

2026-09-17T09:47:48.836235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088609
observed df92246ce8182c922b731f5d168cdb0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:48.819331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088609/manifest.json
observed 3b92fcde10afd3cbde9537f7d826fd4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:48.800501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088609/publication.md
observed 46c89b02033152a6309c215e78568188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:48.781891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088609/publication.txt
observed 9855051dce810aa540d15c5437809f33...
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.