OpenTechnical

OT-2026-000095530

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, sustained 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-2026-000095530) never changes.

Identity and time

Publication numberOT-2026-000095530 · never reused
Internal UUID01a0ae9f-8f74-778b-98b8-626803959d2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095530
StatusPUBLIC

Content hashes

Canonical textf0f19d977c6b06de3555ae3b28737425fabbb851511b01b2d2bb4fef67780f7d
Markdown9a07e4b91000441599c03179239909541e58e5d9a7bc5c3253c816fabf762667
PDF
Publication pagedd42cbfea6e554028bfad5486bbb3784e10899483b478d6c178548e9d92a471a
Manifest9a86ea2f95861fa4b8102e570b5d5126a20fe8344f3fbc4940cbfd2c2f0a96f6

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
Signaturee9sN1vbtmWKp7uTz1LYg2twPqio/ARW/DbY6wAyr+NRo8ZCOBRkarb9AF0HqATPpp5uUUFgEnVsg8lTPqd98Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:56.458672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095530
observed dd42cbfea6e554028bfad5486bbb3784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.440796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095530/manifest.json
observed 9a86ea2f95861fa4b8102e570b5d5126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.425261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095530/publication.md
observed 9a07e4b91000441599c0317923990954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.406562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095530/publication.txt
observed f0f19d977c6b06de3555ae3b28737425...
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.