OpenTechnical

OT-2026-000088983

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000088983) never changes.

Identity and time

Publication numberOT-2026-000088983 · never reused
Internal UUID01a0ae9b-8f11-71d8-b025-5418081b8c4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088983
StatusPUBLIC

Content hashes

Canonical text8668d1c10696088c283d1e10e31a0540f55c1b8f525c0d5e25f1824ae1247915
Markdown02f9f20b6d2506f27dfad4adeb227edd0b3c7a39895072c588e28017945f620e
PDF
Publication page11fa3909ba8a5ed46ed87fa740bf6e6db795014044fbd971ede3a7dbe34b81bb
Manifestc029f93006100cca6bb5eebfa88ae1b092708f1a86aef120aebe9bb7a16ddc46

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
Signature2ZRe54ghlMDunVDICtvijxnJpDnhtTcOyLQKO0iRxOzPf5g0NCmqe1yOvXOIu65ChKRS5nLisDxhLcVb3qlwDw==
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

2026-09-17T09:48:28.868135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088983
observed 11fa3909ba8a5ed46ed87fa740bf6e6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:28.848756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088983/manifest.json
observed c029f93006100cca6bb5eebfa88ae1b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:28.829751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088983/publication.md
observed 02f9f20b6d2506f27dfad4adeb227edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:28.811850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088983/publication.txt
observed 8668d1c10696088c283d1e10e31a0540...
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.