OpenTechnical

OT-2026-000102805

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, 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-2026-000102805) never changes.

Identity and time

Publication numberOT-2026-000102805 · never reused
Internal UUID01a0aea4-858c-7f41-a489-f201fcb7bd66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102805
StatusPUBLIC

Content hashes

Canonical textac30f1ea0895cf27e9a6ce98d15bcc9e1edb6820a8d7252fcecb2388d4bfceeb
Markdowna2f7e4e8e0f00849837cdb350ccc8931c3a772496a4565e8998684bd70b43c51
PDF
Publication paged1ce477a588129d8fadc8763d83d8a84e89bac6e65c1feb2f5ec0e82cfac71da
Manifestacbbee986c485cd81e5ca4102758b14712ad00ae4f74612b9c6cd3801455f044

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
SignaturefQnm+RYH/kurixiOOY1/3DmoT4oSuinL/tsQpUuiXGyDvkW0FkormMNsacilpZY+6D8+xDQ6HXyQOcUahVM/Ag==
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

2026-09-17T09:24:20.095229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102805
observed d1ce477a588129d8fadc8763d83d8a84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.077318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102805/manifest.json
observed acbbee986c485cd81e5ca4102758b147...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.058147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102805/publication.md
observed a2f7e4e8e0f00849837cdb350ccc8931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.038417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102805/publication.txt
observed ac30f1ea0895cf27e9a6ce98d15bcc9e...
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.