OpenTechnical

OT-2026-000062987

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000062987) never changes.

Identity and time

Publication numberOT-2026-000062987 · never reused
Internal UUID01a0ae8c-94a9-7b4e-a5ba-6daa3d26a489 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062987
StatusPUBLIC

Content hashes

Canonical text01e7240aae4fe2206a35448a219387c83790c4a4b42ac9e412b55a47f52ce49a
Markdowndde6f10769632c207cf9b7ba82bf047f014e045d00b4285ea1493c009cc5b192
PDF
Publication page3817042081c29f41edae49f770a01ef8cb1978ad1a2402cdcbbf1148da67ac8c
Manifest62f8cdf26935f7cf94cfd8746441ce6f9c1726367fd34a0519ec5a4a2bb6c411

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
SignatureMFs3ZVhfy8FGOztofpeXObPXq4R1L8QGQZHEzwHULovGqeVVbMHLNucPMRABWpMgIw78CEdsEVXVMKpaN8hZCA==
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

2026-09-17T10:40:30.757863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062987
observed 3817042081c29f41edae49f770a01ef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.738111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062987/manifest.json
observed 62f8cdf26935f7cf94cfd8746441ce6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.715700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062987/publication.md
observed dde6f10769632c207cf9b7ba82bf047f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.690195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062987/publication.txt
observed 01e7240aae4fe2206a35448a219387c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:43.548945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062987
observed 3817042081c29f41edae49f770a01ef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:43.532258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062987/manifest.json
observed 62f8cdf26935f7cf94cfd8746441ce6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:43.513728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062987/publication.md
observed dde6f10769632c207cf9b7ba82bf047f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:43.495971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062987/publication.txt
observed 01e7240aae4fe2206a35448a219387c8...
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.