OpenTechnical

OT-2026-000101817

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, pulsed blow-off after 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-2026-000101817) never changes.

Identity and time

Publication numberOT-2026-000101817 · never reused
Internal UUID01a0aea4-0e18-7327-9d7f-544ded6ddc8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101817
StatusPUBLIC

Content hashes

Canonical text7664c1ca30c998d2d3049f9bdfcff5d86a01e7af96a5a8ed5ca15e2c17923ef5
Markdown1b4f9e99c5e9cb68a8f3f35b7dcb8a27c474e27c1cd89a8668bc3665f6d6e0bf
PDF
Publication page5937b1e2dd2605965d1c7d0761269519aa0dd1ee4c01ebaba73fa8aa358fb59e
Manifestfc29a7ca22c8c99d0a084e51bbe8e5adec23c69903e609eb5f1e6cd2662abb5d

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
SignatureImug/PXSrZFX7/Jt0e6iI+vY3Lr0SMsG7/Uo3kzl/QHKGSGgsei5Qf0MBIBhTsDHLBP5ogsvznzGQPW7VWXyAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:18.964922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101817
observed 5937b1e2dd2605965d1c7d0761269519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.945719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101817/manifest.json
observed fc29a7ca22c8c99d0a084e51bbe8e5ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.927376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101817/publication.md
observed 1b4f9e99c5e9cb68a8f3f35b7dcb8a27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.908299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101817/publication.txt
observed 7664c1ca30c998d2d3049f9bdfcff5d8...
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.