OpenTechnical

OT-2026-000070647

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two 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-2026-000070647) never changes.

Identity and time

Publication numberOT-2026-000070647 · never reused
Internal UUID01a0ae91-8c2b-77a8-9fe2-c54aac5d95d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070647
StatusPUBLIC

Content hashes

Canonical text378d8bc755f5a155a48a8cff1dc79635e8e40ac1a7cf8ab09bade5c0f225cb92
Markdown132e5f7b4c5a67049f5621b27301868b7887e25d770db1c07a073281c4d5bfc5
PDF
Publication page09256c4fde62aeaa58fda67f81b2f3915e37c6b14f1c20efc07f208503c199af
Manifestc8d8ac40eb00cb45a5124c52e17acc560468f98e14909363098f609fdaa5f08f

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
Signaturen6dD/wksKIUY3pKOAj9Mq2WWl1Q1To2I9d+hXH3hUjxtOg7vpeiQcQ03zvQYY358g0SZNTeyrR70S0LpWJDXAQ==
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

2026-09-17T10:25:19.253605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070647
observed 09256c4fde62aeaa58fda67f81b2f391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.236640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070647/manifest.json
observed c8d8ac40eb00cb45a5124c52e17acc56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.219361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070647/publication.md
observed 132e5f7b4c5a67049f5621b27301868b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.201019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070647/publication.txt
observed 378d8bc755f5a155a48a8cff1dc79635...
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.