OpenTechnical

OT-2026-000032992

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000032992) never changes.

Identity and time

Publication numberOT-2026-000032992 · never reused
Internal UUID01a0ae75-4843-74e3-bd9d-2b36526c633c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032992
StatusPUBLIC

Content hashes

Canonical text76319a2077eacc20b890701925fe208d93eb7c7cf606dd9a34bdda07c9c08157
Markdown767025a9a9f4801ede8161dba3aa766736bea5917cabe1cee809a10619ed8c4a
PDF
Publication pageb1ae6dacdefdb92c043d86acd9a1150a2c9326783335d9a109c1604c99f94191
Manifestee220e69ac79d7dd05704a647b6f4518dd4f21aa8a2a74621871561b156c7bd5

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
SignatureRXzYU44h18l9WR0OwwXzJZJE8m92TNL1d2aLj/MckviQsIDMFyVo9da/hcPpEo4xFSAsODQ1/RvIC1tdwjnmDg==
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

2026-09-17T11:32:36.483694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032992
observed b1ae6dacdefdb92c043d86acd9a1150a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.463434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032992/manifest.json
observed ee220e69ac79d7dd05704a647b6f4518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.439811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032992/publication.md
observed 767025a9a9f4801ede8161dba3aa7667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.418603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032992/publication.txt
observed 76319a2077eacc20b890701925fe208d...
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.