OpenTechnical

OT-2026-000095719

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, 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-2026-000095719) never changes.

Identity and time

Publication numberOT-2026-000095719 · never reused
Internal UUID01a0ae9f-fac5-76b6-9375-1b8220dcc63a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095719
StatusPUBLIC

Content hashes

Canonical text684998105c00983fa99be5ba15e4c56ac5631449992c3908c9f94b579cd61c4f
Markdown40155c58ef9f2beb3367dc95a96f965f7b6a5444a3002fbc5607afd0a75a79e2
PDF
Publication pagedde6837612486a704a5b4abdc46df26cea281a15b5bb3edb4aa6d71323ce6eb0
Manifestf9ac4c41295fedc4a02b2b55803a9799dd6dd40fe26824d9c9e079c2c2f3e851

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
SignatureGrJbrMIIC7kBsAfpV910bLXWQ1MPwZ+kq/HT2u60Jz9g87s4nZZ8MpDeFuZZaEg/UpoTvNaKljA1mbjHNX5vAQ==
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

2026-09-17T09:35:16.618681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095719
observed dde6837612486a704a5b4abdc46df26c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.599041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095719/manifest.json
observed f9ac4c41295fedc4a02b2b55803a9799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.580239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095719/publication.md
observed 40155c58ef9f2beb3367dc95a96f965f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.561646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095719/publication.txt
observed 684998105c00983fa99be5ba15e4c56a...
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.