OpenTechnical

OT-2026-000084671

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000084671) never changes.

Identity and time

Publication numberOT-2026-000084671 · never reused
Internal UUID01a0ae98-e25c-7ae3-b7a8-c094d163fbf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084671
StatusPUBLIC

Content hashes

Canonical text7d082051147ef25631df5dc73f41ff0d932d2719887352b0bb513a9e3222a485
Markdown4cb0c49624e0ea10393cf9efe2b62257d934c8ef4cbb57fa40a0b573684da71f
PDF
Publication pagee6de7fc1333882dd579322390bcde811cc8888e01fedd60a0dc9b760c146d2f0
Manifest381986d6e5a15f0b0e0a54daecb692a4a2ce86b039fd4e00c6b1b91075cffc1e

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
SignatureKQ1AS7vLH9FbDiGnXByqLLulud6JjCATFN1zjH5DoRYJ9fuFr2lNpZmI3zl+W62W/oZeUqjZ++GkW4TUpMpKDw==
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

2026-09-17T09:55:35.752788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084671
observed e6de7fc1333882dd579322390bcde811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.734553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084671/manifest.json
observed 381986d6e5a15f0b0e0a54daecb692a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.715293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084671/publication.md
observed 4cb0c49624e0ea10393cf9efe2b62257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:35.697348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084671/publication.txt
observed 7d082051147ef25631df5dc73f41ff0d...
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.