OpenTechnical

OT-2026-000068282

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000068282) never changes.

Identity and time

Publication numberOT-2026-000068282 · never reused
Internal UUID01a0ae90-2480-723e-9e6a-9db35d8a56ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068282
StatusPUBLIC

Content hashes

Canonical textd77e234bccaae423514984b94c43edef5b724541cb94d5179573ee5c9bf2810f
Markdown0065a01bf70d7858b773002990fd53542dc14821b92d690f6cc2d5f29ff00c2b
PDF
Publication page907b3917576839b35bf681e7ef37109ac5d8732804decd836a2f3c0434a28ad2
Manifest831b1fb135031e98fd56aef1156801e7b7de07c8eb817be3be8a5dab9e1c3d62

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
SignaturemWgGWnug9p52XeXn15cCcC9cesfyqxKYt4UWIFa58rc9AdzsEaii4wkQsobFYQdh1+Z0lWIe/1CyqCjI4GKrCA==
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

2026-09-17T10:29:18.720826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068282
observed 907b3917576839b35bf681e7ef37109a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:18.704868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068282/manifest.json
observed 831b1fb135031e98fd56aef1156801e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:18.688177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068282/publication.md
observed 0065a01bf70d7858b773002990fd5354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:18.671012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068282/publication.txt
observed d77e234bccaae423514984b94c43edef...
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.