OpenTechnical

OT-2026-000049766

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000049766) never changes.

Identity and time

Publication numberOT-2026-000049766 · never reused
Internal UUID01a0ae81-8fef-7b90-8f8f-46f15e5ac4d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049766
StatusPUBLIC

Content hashes

Canonical text15a6bcc84527a83cb2628282b40bdfdfc4d3c4f3a22741bd5c87ad0c70f56ba0
Markdown4fc10370cb55cdc23ba5d83e56a414eedf0354580a02e2c53e654d044e0e8996
PDF
Publication pagedf090f41cff1ca27b67af574f064bc3e829685a252ac21aa07e2073f34503e72
Manifestab9037b0fc306972e2d48488cdedbe55be118953c113ea46060842f9b964a702

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
SignatureunK6b0385OKzpm23CTpEENJb9Ya7G9FmgNHnnZCzmPTsurtAgtutQzKMeWQHZsYgWJrzTc4FyEUOpckJHmW+DA==
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

2026-09-17T11:02:48.013373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049766
observed df090f41cff1ca27b67af574f064bc3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:47.993162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049766/manifest.json
observed ab9037b0fc306972e2d48488cdedbe55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:47.974411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049766/publication.md
observed 4fc10370cb55cdc23ba5d83e56a414ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:47.955659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049766/publication.txt
observed 15a6bcc84527a83cb2628282b40bdfdf...
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.