OpenTechnical

OT-2026-000030118

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000030118) never changes.

Identity and time

Publication numberOT-2026-000030118 · never reused
Internal UUID01a0ae73-e4ff-7557-b69a-e48d23e96bab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030118
StatusPUBLIC

Content hashes

Canonical text24d187e2ce6d7104a8c81607f01b3a829713a17bb7739eacdde140832ccf2c9c
Markdown8e76e371cf9c71947049a9555a5b057eaf480531f3ff07641f0f9e251a775c79
PDF
Publication page76e7bbfc3ac9decec6d48521d47513726b156ed5234873f9e850ba762affc8ba
Manifest02dc9c23ae84e2b99ec0866e946571420ef7eae329b6fefd6eb88df902d12a40

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
Signature6cXVkgNM5WlL/W5Q85yUealJnL22uKqI/5DB802jy9jjUzMb6rJm8Crd1pidVOrfQqTn4eJk55mMDlLV8O4hCQ==
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

2026-09-17T11:40:21.170966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030118
observed 76e7bbfc3ac9decec6d48521d4751372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.152645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030118/manifest.json
observed 02dc9c23ae84e2b99ec0866e94657142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.136964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030118/publication.md
observed 8e76e371cf9c71947049a9555a5b057e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.118226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030118/publication.txt
observed 24d187e2ce6d7104a8c81607f01b3a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.078223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030118
observed 76e7bbfc3ac9decec6d48521d4751372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.061841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030118/manifest.json
observed 02dc9c23ae84e2b99ec0866e94657142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.045253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030118/publication.md
observed 8e76e371cf9c71947049a9555a5b057e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.023569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030118/publication.txt
observed 24d187e2ce6d7104a8c81607f01b3a82...
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.