OpenTechnical

OT-2026-000101847

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000101847) never changes.

Identity and time

Publication numberOT-2026-000101847 · never reused
Internal UUID01a0aea4-50f0-7483-ada7-d3d0bd1282ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101847
StatusPUBLIC

Content hashes

Canonical textbc8111602cf733fda6aabf5c506d3b278d87c358669542bbfc376dfcac2db71e
Markdown432a060849115363f525b93ae5e37a8b46d11015f41d513577fc8f776269374d
PDF
Publication pageb78ea041404240e2bb3027857c39bfa59c6196e108879b1d2261927d44f88dd4
Manifest23b336bb3d466ff6f018417d8989b35d8a6c8f3a8514010c0177708b853ab6c4

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
Signature2fPoeZYC0YnRRMqVl24Ha5ZaDRhW30JLi8eMeybbmGXgpMDSpabMblQNmac3yDzs80FAhlalkc6vNanNWAfnAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:26.807843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101847
observed b78ea041404240e2bb3027857c39bfa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:26.789002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101847/manifest.json
observed 23b336bb3d466ff6f018417d8989b35d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:26.769147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101847/publication.md
observed 432a060849115363f525b93ae5e37a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:26.750568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101847/publication.txt
observed bc8111602cf733fda6aabf5c506d3b27...
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.