OpenTechnical

OT-2026-000084105

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, sustained 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-2026-000084105) never changes.

Identity and time

Publication numberOT-2026-000084105 · never reused
Internal UUID01a0ae98-5b5e-7f29-8c4b-892220b162cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084105
StatusPUBLIC

Content hashes

Canonical text16683ef4c5c72b2bc390ac70ed1a5c2730f8b9ff64387a62d226ca2a495a7b64
Markdown67fe0a6a3605227581abf8099a9ea6b179d866fb861d2bfc37d750f59a9c9ee2
PDF
Publication pagec4570ed9edad1c6a5eb5e77fc3c531511fc6555863b6d60d29495887f2c3f9c4
Manifest69986efbc61fd26cd0684e032a347e080ee163d88a9d5928bd73957f7d423d5a

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
SignaturexXNcMDEC6yTiYZdh8DOuTdEgQAeTQXqqe1M6j056XDxDAKNDrH0iG6WiESvhF7BPVFsUi7heqOC9qIHn/z6ABA==
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

2026-09-17T09:55:51.647712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084105
observed c4570ed9edad1c6a5eb5e77fc3c53151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:51.629231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084105/manifest.json
observed 69986efbc61fd26cd0684e032a347e08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:51.611540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084105/publication.md
observed 67fe0a6a3605227581abf8099a9ea6b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:51.591473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084105/publication.txt
observed 16683ef4c5c72b2bc390ac70ed1a5c27...
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.