OpenTechnical

OT-2026-000070379

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, pulsed 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-2026-000070379) never changes.

Identity and time

Publication numberOT-2026-000070379 · never reused
Internal UUID01a0ae91-545f-7674-9edb-f5a6b861f47a · 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-2026-000070379
StatusPUBLIC

Content hashes

Canonical textfe01c4253642999f19716ecdd30466584598039e18083f94b6e2c31783079586
Markdown63a874a61abc35d32054e4f439217766fe1229acf5aef80f5573041221f3341a
PDF
Publication page907ad178cec1ca308e7cf53e64caf4be8108ba3c6bb1f75f63dd3652db40f5e5
Manifesta2f8cb998970c23ee09071cb2a81613b95e00bc2582a3ffdddf370c2e3a46fa7

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
Signaturez7QlrtJanQbik2Hvsq48Ng51IiXrFwEIv3DZPVVn4Ha6v2NwK25FUQI39seWlEccXSMRUKHypAw2Vz3+LIIjBA==
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

2026-09-17T10:26:11.045167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070379
observed 907ad178cec1ca308e7cf53e64caf4be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.025154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070379/manifest.json
observed a2f8cb998970c23ee09071cb2a81613b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:11.007129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070379/publication.md
observed 63a874a61abc35d32054e4f439217766...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:10.987812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070379/publication.txt
observed fe01c4253642999f19716ecdd3046658...
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.