OpenTechnical

OT-2026-000007095

Publication integrity record

Vacuum cup gripper, three stage ejector, pressure verified, pulsed blow off after 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-2026-000007095) never changes.

Identity and time

Publication numberOT-2026-000007095 · never reused
Internal UUID01a0a972-85ad-7b85-a79a-314e42d93a08 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:00:49.968076Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007095
StatusPUBLIC

Content hashes

Canonical texta0d19227e9b10a88404dc11186b64b191ddaff6cf6d628c9703f2ae49006cb90
Markdown4f6ab332f1ba6fadb1592efee658dcbcc6df0506098878b8d2917925d75a9ed9
PDF
Publication pageedf4dbef4d6424551fb781e1a15f2e42c12829d4a29274c6dc9246fceffebae4
Manifestf434586df6b986358fb1905615b0dcaeef5dd9436763336cd391a38cbc3ccff5

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
SignatureuFoIeFV5jKTyif7smRg9CeadF1mJO/J66XKBVSNN7TRRqTCxmnv8CXPfWw0LwjxvNNfB3v1LgsnF+Q4YD+kGDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:27.684039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007095
observed edf4dbef4d6424551fb781e1a15f2e42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.670595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007095/manifest.json
observed f434586df6b986358fb1905615b0dcae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.655453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007095/publication.md
observed 4f6ab332f1ba6fadb1592efee658dcbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.641022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007095/publication.txt
observed a0d19227e9b10a88404dc11186b64b19...
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.