OpenTechnical

OT-2026-000063015

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000063015) never changes.

Identity and time

Publication numberOT-2026-000063015 · never reused
Internal UUID01a0ae8c-94a9-767b-8c80-7dc579320f8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063015
StatusPUBLIC

Content hashes

Canonical text9805c22a5bb209c974077689165fcb33a081481bafcda6fad3785da404d3442c
Markdown8b78b9b589e333f5a1d3eed4b4837bf9d6fd0855bd81263ca35c538eaeacf25f
PDF
Publication page95f1291417ac2e796f5ba51f9a08e8d154d669555d49f3ae4768ba4fe7878996
Manifest9d341bb361e5b41e8784b44dd0aec71ce523710408a3abb146b035bab57e0f91

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
Signature2mxS6w/fa11XurhcOrqjifHyxXlMF56XIDg6iLgsvBdM/vuEDs/7b895TNgb7/RJijkoOWwL9SnXdZoTV89sCw==
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

2026-09-17T10:40:33.693608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063015
observed 95f1291417ac2e796f5ba51f9a08e8d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.670096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063015/manifest.json
observed 9d341bb361e5b41e8784b44dd0aec71c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.646428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063015/publication.md
observed 8b78b9b589e333f5a1d3eed4b4837bf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:33.623013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063015/publication.txt
observed 9805c22a5bb209c974077689165fcb33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:45.731744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063015
observed 95f1291417ac2e796f5ba51f9a08e8d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:45.715499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063015/manifest.json
observed 9d341bb361e5b41e8784b44dd0aec71c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:45.698132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063015/publication.md
observed 8b78b9b589e333f5a1d3eed4b4837bf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:45.680254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063015/publication.txt
observed 9805c22a5bb209c974077689165fcb33...
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.