OpenTechnical

OT-2026-000101954

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000101954) never changes.

Identity and time

Publication numberOT-2026-000101954 · never reused
Internal UUID01a0aea4-50f1-7a4a-9dd3-e934dd59354f · 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-2026-000101954
StatusPUBLIC

Content hashes

Canonical textfb3bae826c5f2382331048df3655e881dd684e4abf43300873b2451e030da367
Markdown775160a1d5f62b210aa23db8d28fb103d404079e6c42b4a6d37c493edbda78ea
PDF
Publication page8cf618ef7fe165bf9db2cb227c89014932fb423b5216acc3345807c510843793
Manifestba3b03121e27fbf3ef93e38759c0d78608a9b9697a7a9f0e6051fa0fcf77576a

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
SignaturecXcS88rhNONerGfS2nrXBErOI5BxUyXY5qpvAnhm4Q581B/h51nxCCxh+2TF0cidRFOdR2lIdBe87Qh3YmmfAg==
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

2026-09-17T09:25:04.352654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101954
observed 8cf618ef7fe165bf9db2cb227c890149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:04.336785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101954/manifest.json
observed ba3b03121e27fbf3ef93e38759c0d786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:04.319888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101954/publication.md
observed 775160a1d5f62b210aa23db8d28fb103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:04.302055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101954/publication.txt
observed fb3bae826c5f2382331048df3655e881...
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.