OpenTechnical

OT-2026-000101862

Publication integrity record

Two 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-2026-000101862) never changes.

Identity and time

Publication numberOT-2026-000101862 · never reused
Internal UUID01a0aea4-50f0-71c5-9055-a5300adfd7da · 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-2026-000101862
StatusPUBLIC

Content hashes

Canonical text3c3b4fe4f8e5dcc56cd989b823a925af946a12283cc6f1a5e8a7b620374175ac
Markdown24420ca0c16c39969c2c6a6cf8337da46380fb7827d0d31ded963ced3f4c44e8
PDF
Publication page877427a9cd628aa4ac3e40a47281c799194c1fc4b65d5d290c17dd0b44374d70
Manifesteaa6e749ce3f0bbf9a686275d7007ee8c6df45cf509b5b5510ee9193d64bc3d6

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
SignatureYQC4YO3IAs/7F7NRofV4vX+A1lJs7E3FbIgzpNUT/sYvhVco+Bvv1gofGlqJAuo970dRpndtPoyI639og62oDA==
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

2026-09-17T09:24:27.928250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101862
observed 877427a9cd628aa4ac3e40a47281c799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.910316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101862/manifest.json
observed eaa6e749ce3f0bbf9a686275d7007ee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.890362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101862/publication.md
observed 24420ca0c16c39969c2c6a6cf8337da4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.870989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101862/publication.txt
observed 3c3b4fe4f8e5dcc56cd989b823a925af...
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.