OpenTechnical

OT-2026-000093395

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000093395) never changes.

Identity and time

Publication numberOT-2026-000093395 · never reused
Internal UUID01a0ae9e-5089-7ac9-b84d-50e8b618b34c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093395
StatusPUBLIC

Content hashes

Canonical textb422a57bf9af0145b713e2263464968e2a4cd8ad53754df4c6145a85f2adc536
Markdownb05ea063783ab556a895eab2eba7d546944e3622105d776454df786f6460d5b5
PDF
Publication page832627c833e14290318758649b91884a2e3eb6780001c613c2847f33921e864e
Manifestfeaf93d7e96445a10f7a69f22e13f40588c217ee172b74c236d53c896fe71f99

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
SignatureaD1wqgI1qaiuuAPmxqc8Pq3ixnLO2tUdn6PCIgCK54Uv14oKEovZr4eq0jFmc/KXw87T38utbWhDsBWK1SQZCw==
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

2026-09-17T09:40:15.734195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093395
observed 832627c833e14290318758649b91884a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.706978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093395/manifest.json
observed feaf93d7e96445a10f7a69f22e13f405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.691484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093395/publication.md
observed b05ea063783ab556a895eab2eba7d546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:15.673223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093395/publication.txt
observed b422a57bf9af0145b713e2263464968e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:22.572124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093395
observed 832627c833e14290318758649b91884a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:22.554752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093395/manifest.json
observed feaf93d7e96445a10f7a69f22e13f405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:22.538350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093395/publication.md
observed b05ea063783ab556a895eab2eba7d546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:22.522519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093395/publication.txt
observed b422a57bf9af0145b713e2263464968e...
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.