OpenTechnical

OT-2026-000094948

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000094948) never changes.

Identity and time

Publication numberOT-2026-000094948 · never reused
Internal UUID01a0ae9f-2def-7a75-aed2-5533295c85e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094948
StatusPUBLIC

Content hashes

Canonical textd4a418cb74745a4048995a17f07b865c3d3757c6332d2fa753d7ef49ce8709ad
Markdownedd05f6b8503175415eed3837d1f7684cce432bcecce3f99bd1f13649352b70a
PDF
Publication pagef5ef0fe8b46235b76753639e498463aaa7a3def8f773485dc8fd608f1d5e6c8d
Manifest9b70d089530d35b90cb60891ad3813c2eb79d68072b2148bf805013f34a605bc

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
SignaturegaHSmZAgAMC2NFdmjkPttwevw/LRRFalZFp/JSjmxA4YgJLgIYefTvdiyT4+R5O8DYrECGxfOIktXVBUQ24VDg==
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

2026-09-17T09:37:29.114251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094948
observed f5ef0fe8b46235b76753639e498463aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:29.095262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094948/manifest.json
observed 9b70d089530d35b90cb60891ad3813c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:29.074131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094948/publication.md
observed edd05f6b8503175415eed3837d1f7684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:29.056985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094948/publication.txt
observed d4a418cb74745a4048995a17f07b865c...
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.