OpenTechnical

OT-2026-000070396

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000070396) never changes.

Identity and time

Publication numberOT-2026-000070396 · never reused
Internal UUID01a0ae91-545f-7d08-ac81-15ccbf39e58f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070396
StatusPUBLIC

Content hashes

Canonical text571c0ad66113682007b9ca070b6c6baba20bc049ae6328b35df021d160b57f12
Markdown165fbe96184bb2d728e6471f52f34233a7d7b5093a73e840aaa7cc26231643bb
PDF
Publication page0c4c06ec739beacdd565588dd73b1562cc6b8815224432690384f8dfb3e49b0c
Manifest02b96cc9dc1d692e619ce4c1637d4c3bb5ad511b1122e8baf5bc97797e286b7f

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
SignatureJ2//pO3PAG4K04oLL+mOpz+Jbz1KXbWvk+n/p0og/+fiBn3pY9+HsIe3utR4pNk5SZssj8BW7fplYtHQ7gHfDQ==
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

2026-09-17T10:25:59.200193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070396
observed 0c4c06ec739beacdd565588dd73b1562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:59.181946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070396/manifest.json
observed 02b96cc9dc1d692e619ce4c1637d4c3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:59.163522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070396/publication.md
observed 165fbe96184bb2d728e6471f52f34233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:59.123505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070396/publication.txt
observed 571c0ad66113682007b9ca070b6c6bab...
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.