OpenTechnical

OT-2026-000006995

Publication integrity record

Vacuum cup gripper, four zone face, common isolation valve, ejector fed, rubber cups, flat form

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-2026-000006995) never changes.

Identity and time

Publication numberOT-2026-000006995 · never reused
Internal UUID01a0a96e-eb96-73fb-85f5-e595b14b3982 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:56:53.912716Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006995
StatusPUBLIC

Content hashes

Canonical text96ce9f16930573a734321e67537782b3a767202aaf1f8fe145fdb0bef167c398
Markdown31d21d89314978d3d6953fa2cc367e3320fab48ffccf65570badfae67698d0ff
PDF
Publication page7ef8cc199ff86e9f0fae30384d215a5c8aa698add9714e3911cdb0583b189c25
Manifest281217ce55575ce9d620396d53fb82b0afd8c8c59117bb8e73f9b8d2238f4c05

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
Signature1Ir/j5jdX+ZNtJsk2V6S2wc5j2ISiRkz5S7K/+MOpGnU5FF9nI5oBgmFXynGHnB2qvkoEUKUixN8t17XwmWPDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:13.734731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006995
observed 7ef8cc199ff86e9f0fae30384d215a5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:13.722451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006995/manifest.json
observed 281217ce55575ce9d620396d53fb82b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:13.710446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006995/publication.md
observed 31d21d89314978d3d6953fa2cc367e33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:13.698455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006995/publication.txt
observed 96ce9f16930573a734321e67537782b3...
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.