OpenTechnical

OT-2026-000072335

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000072335) never changes.

Identity and time

Publication numberOT-2026-000072335 · never reused
Internal UUID01a0ae92-47c3-7ac4-8381-ddf363eecd91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072335
StatusPUBLIC

Content hashes

Canonical textb29b93efa18d5805c1d4187fe772d3f33f2670d8255a241c9bfe4dd312299997
Markdownc3349744b5a8d764c51c6f108c705d165e0567aa59e38808c1fb26eb72d75ad4
PDF
Publication page2a4a9a8d2e398eaa2ac04d988dcd4750ce21b7c1098b8a63eb5e05a342025908
Manifest07ccb22f5252b420d10cd428dae31432b2cb082a9af433c2297736bacaed6f9b

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
Signature69ynYaSUSl/qaUNswwyhle6km95AEs4BvY1D4SVdAW3j4Y780qnsCwCGZpDGhy5TSCYz6dfX9+3MW0yCmHr4Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:33.891056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072335
observed 2a4a9a8d2e398eaa2ac04d988dcd4750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:33.874175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072335/manifest.json
observed 07ccb22f5252b420d10cd428dae31432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:33.856929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072335/publication.md
observed c3349744b5a8d764c51c6f108c705d16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:33.839428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072335/publication.txt
observed b29b93efa18d5805c1d4187fe772d3f3...
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.