OpenTechnical

OT-2026-000095257

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single 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-2026-000095257) never changes.

Identity and time

Publication numberOT-2026-000095257 · never reused
Internal UUID01a0ae9f-8f70-73bd-9cb4-97d7f8b5dc04 · 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-2026-000095257
StatusPUBLIC

Content hashes

Canonical text72585a699a84c9172d297f1376676a650ea79a1254851ddc42eb0f1caeb0723f
Markdown94216630932dd95a57a868a0b905427861c7106a251085f100013b61d9953e8c
PDF
Publication pageb476b92648d72880e50282fb330f0c1b626f0e46eaadd1d384b30016fce86e50
Manifestd009f6dd4b81c875f7c171729267de6505551a93980e277e50f84d388815b47d

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
SignatureQKAkjSAeqCHg1o0nAX8XXMfg3Ncczi2FbNa/IywD//+R4v4vOeOfFMoRvMU3RyiWNFOynnWYXuZy1yt3HR2vCw==
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

2026-09-17T09:36:35.219422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095257
observed b476b92648d72880e50282fb330f0c1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:35.201620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095257/manifest.json
observed d009f6dd4b81c875f7c171729267de65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:35.183256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095257/publication.md
observed 94216630932dd95a57a868a0b9054278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:35.165857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095257/publication.txt
observed 72585a699a84c9172d297f1376676a65...
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.