OpenTechnical

OT-2026-000009696

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, vented 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-2026-000009696) never changes.

Identity and time

Publication numberOT-2026-000009696 · never reused
Internal UUID01a0ae6b-7564-7633-86ed-6e24e92310cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009696
StatusPUBLIC

Content hashes

Canonical texta4ef56e63ab8ef6af792f32e527520d6683bf134fdca0c710c1673132fc647c5
Markdown52ed4baa9dcd98ca9f96952c2315d6168b5f27f054c5abd9bc1c2abd757a9189
PDF
Publication page3625ba4269ef2f74ea0f6067cf559a92b7f0d51ca96246f49e906a4ec506834d
Manifest0d71b1e07f7992a6e993fdbab46bf2263cf93ed64243f3ee742701a7847031d4

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
SignatureYqLu1D6tPUTEu6/rWGK0PERgTMFqMvchCXTK2hE5k7dBB1PvHbyveOt/YmFxqxZI/VJpD7kFpj2AVpz8MNrrBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:10.996864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009696
observed 3625ba4269ef2f74ea0f6067cf559a92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.978450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009696/manifest.json
observed 0d71b1e07f7992a6e993fdbab46bf226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.959040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009696/publication.md
observed 52ed4baa9dcd98ca9f96952c2315d616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.939134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009696/publication.txt
observed a4ef56e63ab8ef6af792f32e527520d6...
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.