OpenTechnical

OT-2026-000011485

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, vented after 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-2026-000011485) never changes.

Identity and time

Publication numberOT-2026-000011485 · never reused
Internal UUID01a0ae6c-88ff-77af-b311-4573efe37380 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011485
StatusPUBLIC

Content hashes

Canonical text58f9deaeba5420ff60471cfe24541e0f1196440dd20d0a683b5822c394cac18c
Markdown21bfa317f31f8c395f604037a58d7131d487c18bbcdf7ba3b407f87231260b10
PDF
Publication pagedfa34cd3c65167280bed0c64e52692abf226abf7ea58f8abc6c992d54f5b8d5a
Manifest34858be56ac6677aa641d6d3f988836338b0fa8804d48489c2109c06e0711baa

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
SignatureC7PtY/YytBLnuGbQLP5mUSiTkeqFhHbPVF5gBmjcJqOqjuMfKwVeOb3v4aCD9ZaVSK7DPGvbR9DgLYgmJusEDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:00.884651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011485
observed dfa34cd3c65167280bed0c64e52692ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:00.867799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011485/manifest.json
observed 34858be56ac6677aa641d6d3f9888363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:00.848105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011485/publication.md
observed 21bfa317f31f8c395f604037a58d7131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:00.829807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011485/publication.txt
observed 58f9deaeba5420ff60471cfe24541e0f...
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.