OpenTechnical

OT-2026-000075686

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000075686) never changes.

Identity and time

Publication numberOT-2026-000075686 · never reused
Internal UUID01a0ae94-29fd-7f83-9226-49e7e6c66a39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075686
StatusPUBLIC

Content hashes

Canonical textbef59faa8cd1f4b9e01d4db02423a00bef31dd5a9dfaaad5e81179c52cb0b041
Markdown4dd79c2ca19aacfca01f911055d3a1374f77d365523432ac341e8a2db80cb7c4
PDF
Publication page095f2abca5d591ffdc0994e211659ad4a21245b905a92c9ac2f48a4e9dd765e7
Manifest0ee579d95aef1cdbb7bdc17237824e2aa5d7288ea4db95cee3360b6e371fb5b9

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
SignatureEZA/iuRqlMzJnRxBdnLyGVTfMXlPRk6nbnkORoloG3AhimRxE0U7P+6R0duXMGwjsjznBwqSk3ywOi9s4Xw6BA==
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

2026-09-17T10:13:52.788678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075686
observed 095f2abca5d591ffdc0994e211659ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:52.768794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075686/manifest.json
observed 0ee579d95aef1cdbb7bdc17237824e2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:52.751616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075686/publication.md
observed 4dd79c2ca19aacfca01f911055d3a137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:52.732059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075686/publication.txt
observed bef59faa8cd1f4b9e01d4db02423a00b...
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.