OpenTechnical

OT-2026-000081267

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000081267) never changes.

Identity and time

Publication numberOT-2026-000081267 · never reused
Internal UUID01a0ae96-f374-745d-8eee-ea68a1172c72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081267
StatusPUBLIC

Content hashes

Canonical text45bbc711e415255545f7ef4c347c26d057197b7589d15778f504591965f9eab7
Markdown675c712abffb06096b7eb1f48d8b958af77ae4f2658fe1f1e04ae2889bf1a9c3
PDF
Publication page8695a88685ae1d3196322edb21c8443812092d140a5ba930d869a2e2eb920efa
Manifest91c5b07d59ef075a0248b2371eec62333dfead541e163548795851b69af8ff64

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
SignatureyXbHOZma6rq+InPYl3PBYNSdb9Pls8w3O+c78R5LAEcN+KQxg9OO9zDRpHPJOVSIbZQXTj7fBpNelC/I5Ah4Cw==
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

2026-09-17T10:01:22.009441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081267
observed 8695a88685ae1d3196322edb21c84438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:21.990630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081267/manifest.json
observed 91c5b07d59ef075a0248b2371eec6233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:21.967400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081267/publication.md
observed 675c712abffb06096b7eb1f48d8b958a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:21.947170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081267/publication.txt
observed 45bbc711e415255545f7ef4c347c26d0...
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.