OpenTechnical

OT-2026-000083265

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000083265) never changes.

Identity and time

Publication numberOT-2026-000083265 · never reused
Internal UUID01a0ae97-c963-751f-9415-9ec2e40f8ba6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083265
StatusPUBLIC

Content hashes

Canonical text9526e39996ee4f7f1dfdcc36b83a93fd7c1f3e43d50b2940ff56f81aff1dceea
Markdownb6791ef10b70d856a45a801889af2a2f95a410901d9ab1f291548c4e69fe3bbd
PDF
Publication page7f54620c88d0856af0ebbb343acca8dbf5bddef73abd81061aa363eed5aac0f7
Manifestc813091b0ee2c8db8575c899a24148330533254f25cea7261d3ba28770063d3d

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
Signaturej4khqcKGzHl1rP1OlBi7kevo7EdZ3nlfDgqV82FNJ0BCl1JkzbfbDh2OqEoTN/gdGiUz4i31BRHkZ7W40yWtCw==
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

2026-09-17T09:01:20.850274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083265
observed 7f54620c88d0856af0ebbb343acca8db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:20.815425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083265/manifest.json
observed c813091b0ee2c8db8575c899a2414833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:20.668360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083265/publication.md
observed b6791ef10b70d856a45a801889af2a2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:20.650687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083265/publication.txt
observed 9526e39996ee4f7f1dfdcc36b83a93fd...
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.