OpenTechnical

OT-2026-000084754

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two 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-2026-000084754) never changes.

Identity and time

Publication numberOT-2026-000084754 · never reused
Internal UUID01a0ae98-e25d-773b-8838-a193b07eb414 · 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-2026-000084754
StatusPUBLIC

Content hashes

Canonical text140e7a82d7f8eca0d8ece34e3d9b8f5601ecbcaa17fcc9cf22075a05d176a114
Markdown8bbddc836a649a856c1e20abe5a0c497350a6f7699ae02ad5294681462715723
PDF
Publication page0521f0c676d5be6e4f6c1464746b05d13b89903f4559be8873eb6c4e567958a5
Manifest34902a29140861a408a5f29ad06a2cc0c7eec68ee1097039227b5b4b53aa3bf8

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
Signature9lmBtXwX2UoTCCqY0K1l0du1Hc8v6AMaPPYQsRzLfFgha6uXL18qzrZNjHpjlmh6FrNI54JT2LKfkFUKBRsgDg==
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

2026-09-17T09:55:42.054518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084754
observed 0521f0c676d5be6e4f6c1464746b05d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:42.011815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084754/manifest.json
observed 34902a29140861a408a5f29ad06a2cc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.994851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084754/publication.md
observed 8bbddc836a649a856c1e20abe5a0c497...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.977025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084754/publication.txt
observed 140e7a82d7f8eca0d8ece34e3d9b8f56...
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.