OpenTechnical

OT-2026-000037392

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000037392) never changes.

Identity and time

Publication numberOT-2026-000037392 · never reused
Internal UUID01a0ae77-b8cd-7f6d-ba7d-4dfa1ed9c9cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037392
StatusPUBLIC

Content hashes

Canonical text6b72a1f6b33d11d04f45d06f483bf6ff04248bd1dea7399c892efc4334f725e7
Markdown0acdc000e7e64f1e0b71734145c61587e268a6f07d65823f4095075aae70cc56
PDF
Publication page3d8d6b019f2f1e298d80d572c959ff8e62fd5dbc9e58eea8c3540fbaf9e1a702
Manifest91dcb3f9a74cfefd96c7203024419481a4ee275352d3215ecc2f8c34f6528d4e

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
SignaturePMve9ybnCbo+A0hMuUd/uM8wzmCHWoV9D+YOxramNxxLiaUpbmYSKsVxlZ5KCrYy6ZuGBOd/WO+R4E7y2tBzCw==
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

2026-09-17T11:23:49.303968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037392
observed 3d8d6b019f2f1e298d80d572c959ff8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:49.285915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037392/manifest.json
observed 91dcb3f9a74cfefd96c7203024419481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:49.268388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037392/publication.md
observed 0acdc000e7e64f1e0b71734145c61587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:49.251056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037392/publication.txt
observed 6b72a1f6b33d11d04f45d06f483bf6ff...
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.