OpenTechnical

OT-2026-000095054

Publication integrity record

Foam pad vacuum gripper, three zone face, 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-2026-000095054) never changes.

Identity and time

Publication numberOT-2026-000095054 · never reused
Internal UUID01a0ae9f-2df0-7bfa-a183-743a621ca51c · 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-2026-000095054
StatusPUBLIC

Content hashes

Canonical textbcf9ca6fd344da905695578274cabfd07026494b4c4da2db6b04a200f73bf78c
Markdown5b0c6d3e6f9a5e629efec5f9edb9016d4ed2c7589b1b01e018702db282829f67
PDF
Publication pagedaa1cdbc33d4ca5415f052b6d917382fd61cfd2e059824c3a0c97a6f86fe9ac4
Manifest077a992d834cfc60c0af31262b561d6789a1d326efb9b448cd6c111c31e9ad33

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
Signature475zzt5O8UwQOAdwKx1FQVamz4M2Oj4lBy5dIy2TmlC4RAz2SOagQoIZGrJNg36vsSm1iTLyYToB9dzde2JADg==
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

2026-09-17T09:37:37.213652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095054
observed daa1cdbc33d4ca5415f052b6d917382f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:37.194164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095054/manifest.json
observed 077a992d834cfc60c0af31262b561d67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:37.174482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095054/publication.md
observed 5b0c6d3e6f9a5e629efec5f9edb9016d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:37.150674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095054/publication.txt
observed bcf9ca6fd344da905695578274cabfd0...
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.