OpenTechnical

OT-2026-000079911

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000079911) never changes.

Identity and time

Publication numberOT-2026-000079911 · never reused
Internal UUID01a0ae96-4376-76d2-8fa2-068389405526 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079911
StatusPUBLIC

Content hashes

Canonical text4712b186c961308f0dca784f6fcf90c25e35095208058a65c3d90b90eb7d8db1
Markdown864cdb0fc0702b8f32e59d578909858f372271a79b67accb07e699779fb64304
PDF
Publication page650a18d4ce38e90579307b90b78c4fd387ffb66c1720318ac0870d842faefac2
Manifest4cab833dda7756d8c27806a69f3670748ec32ca6287ad54ed85a8858ddd7672a

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
SignaturemQqTus3LZMOFEoHr47voAaINdooj2ahyeI0fXxt9MuSs0pvMNb6G6NRFf89l8Y2n9ji7ApTVFa8I9We1gaaeDQ==
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

2026-09-17T10:03:48.627945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079911
observed 650a18d4ce38e90579307b90b78c4fd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:48.607427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079911/manifest.json
observed 4cab833dda7756d8c27806a69f367074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:48.590823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079911/publication.md
observed 864cdb0fc0702b8f32e59d578909858f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:48.571852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079911/publication.txt
observed 4712b186c961308f0dca784f6fcf90c2...
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.