OpenTechnical

OT-2026-000088999

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000088999) never changes.

Identity and time

Publication numberOT-2026-000088999 · never reused
Internal UUID01a0ae9b-8f11-7cdd-8841-fb8d2fdff5d1 · 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-2026-000088999
StatusPUBLIC

Content hashes

Canonical text73a770a60d056fe5ba769247cf5b197ff08035197bd972778f7766f369d55689
Markdown4758ff44bfbf16e9d777e9f73b06a5177a28cb68ca464b4d69efcc16f60b4d1f
PDF
Publication page6a8bf9d4b92f6212c456a9566a8cc3bc6a93c1df1f8abcecf082d45059eb549c
Manifestab3470d8717e2b0216b453a1b787d1f8b0c467d86418a6fe6e6a4c043f25eea5

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
SignatureaEb0htf/ypntRKDQDg/JKVG0O2+PFdRbF65ztUZ1e1EkDlr5B5a8+EirkjY4mQHgz4+9lve3fFve97eXKNhzBw==
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

2026-09-17T09:48:30.052898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088999
observed 6a8bf9d4b92f6212c456a9566a8cc3bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:30.034411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088999/manifest.json
observed ab3470d8717e2b0216b453a1b787d1f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:30.014699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088999/publication.md
observed 4758ff44bfbf16e9d777e9f73b06a517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.996703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088999/publication.txt
observed 73a770a60d056fe5ba769247cf5b197f...
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.