OpenTechnical

OT-2026-000066267

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000066267) never changes.

Identity and time

Publication numberOT-2026-000066267 · never reused
Internal UUID01a0ae8e-8dc4-7d89-81d0-6111944e6155 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066267
StatusPUBLIC

Content hashes

Canonical text3bd404acec890f5dc89963d1285e1e6a861dc17c7f0f56aad432fa85aff426ac
Markdownc0bc1baf51e52263eb6d27c8e1a1c5b5a7c7a6f502c5bb4f5261ae538bc573a8
PDF
Publication page36e20280d714d7eac9c0728c9491849680306ccff05662d841ee2887ac895a49
Manifest38fcfd1b4d1a9ddc5f3009829d10148d1ecad5d155f4063a0605a61ccc01c9b6

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
SignatureismB1Q1N2fXCYx99k6mHUAzeYd4xPVQIyz73IJnphF1wYtD+8QG5Q+I5NHG5eCOfCUnZGSQ0V6ucPtlqALbcDg==
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

2026-09-17T10:33:26.453806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066267
observed 36e20280d714d7eac9c0728c94918496...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:26.436473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066267/manifest.json
observed 38fcfd1b4d1a9ddc5f3009829d10148d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:26.417378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066267/publication.md
observed c0bc1baf51e52263eb6d27c8e1a1c5b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:26.398928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066267/publication.txt
observed 3bd404acec890f5dc89963d1285e1e6a...
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.