OpenTechnical

OT-2026-000071851

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000071851) never changes.

Identity and time

Publication numberOT-2026-000071851 · never reused
Internal UUID01a0ae92-1e92-7298-96c7-a204a9f27e6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071851
StatusPUBLIC

Content hashes

Canonical text3eb116417c9fffe32a63dfdb8d60093518257aac2f510d74d001815f404fa6c8
Markdownb1bd57351f48a288f9315ad14ad81ed2c848083924bea470e388ba8262465931
PDF
Publication pagea36de742ce364e61e0c2a832802c65b9e987f7e63e19571e6a0a52a4e536c481
Manifeste490ddf03df87de6a09d731b23c8f95a89ecdda1b81fc811c5b9bb22441f69be

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
Signaturemh/fxk8GZaej7MzSWcJUaw5UdFUFGs/cgZgv4xBcUVC42lz7fBCt+djbF36BLpc9yddSz1BHKrMnqA4j+jTKCQ==
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

2026-09-17T10:24:01.895832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071851
observed a36de742ce364e61e0c2a832802c65b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.878717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071851/manifest.json
observed e490ddf03df87de6a09d731b23c8f95a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.860570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071851/publication.md
observed b1bd57351f48a288f9315ad14ad81ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:01.842103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071851/publication.txt
observed 3eb116417c9fffe32a63dfdb8d600935...
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.