OpenTechnical

OT-2026-000061671

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold 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-2026-000061671) never changes.

Identity and time

Publication numberOT-2026-000061671 · never reused
Internal UUID01a0ae8b-b8aa-7fbc-a613-b35dbe6f410d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061671
StatusPUBLIC

Content hashes

Canonical text1b3dd542fc2b251cb54b3b1fc23bb95a9486c1d6cdb0708dd28dc2cb86789fef
Markdownfcf24812f8bc64aae77ab8e266d17d8dc0fd0f3170ee3e97356533c5a53dc2ce
PDF
Publication pagedd18c6639a9da423e99de9e6fe10457633525bfc211eec879cb5d8cf9f5e7eaa
Manifestd5f64083a0006fbfa2cb4155e46c83f8d37afe20ab3ae0069322507d4c0f999e

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
SignaturetcgT84Wg11lSVDqH6adLiksbFQeg6mY3d/pPrXT5dn1co/zpzmINRtoCDF/ftf/Qosg/rX7iCenz9TGaBBz+Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:13.391690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061671
observed dd18c6639a9da423e99de9e6fe104576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.372769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061671/manifest.json
observed d5f64083a0006fbfa2cb4155e46c83f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.351465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061671/publication.md
observed fcf24812f8bc64aae77ab8e266d17d8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.331349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061671/publication.txt
observed 1b3dd542fc2b251cb54b3b1fc23bb95a...
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.