OpenTechnical

OT-2026-000075936

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000075936) never changes.

Identity and time

Publication numberOT-2026-000075936 · never reused
Internal UUID01a0ae94-29ff-7604-8f0c-6cecfa09f2de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075936
StatusPUBLIC

Content hashes

Canonical text32b53af8e3c36035f5e3bb1d45d3773516e8cce4bd2f4675624f96a349ac17d3
Markdown5504b3a4f3c04f5c978c62d604134c3715bf39c8f44290a442f49a77ef316547
PDF
Publication paged4dfb3d1ca06c91b8538894690c2ff51623ac83501de3f91450678eb782ca534
Manifest0b49c642b423fe42710220ce15a76f36892d08d74daed69810908f906495cbee

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
SignaturewQu3SSmNmW9bQwZCGs/nqlM1uC9nWMPRQo1IeSRa2EExGV3Pmaow8Z6BorFvNjjeiVv4I/FDioH/YsyXZ3mACA==
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

2026-09-17T10:20:03.087000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075936
observed d4dfb3d1ca06c91b8538894690c2ff51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:03.068163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075936/manifest.json
observed 0b49c642b423fe42710220ce15a76f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:03.049040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075936/publication.md
observed 5504b3a4f3c04f5c978c62d604134c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:03.030048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075936/publication.txt
observed 32b53af8e3c36035f5e3bb1d45d37735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:52.452641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075936
observed d4dfb3d1ca06c91b8538894690c2ff51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:52.058926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075936/manifest.json
observed 0b49c642b423fe42710220ce15a76f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:52.041715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075936/publication.md
observed 5504b3a4f3c04f5c978c62d604134c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:15:52.023739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075936/publication.txt
observed 32b53af8e3c36035f5e3bb1d45d37735...
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.