OpenTechnical

OT-2026-000007335

Publication integrity record

Bellows cup vacuum gripper, three zone face, three 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-2026-000007335) never changes.

Identity and time

Publication numberOT-2026-000007335 · never reused
Internal UUID01a0a97b-1df2-7534-acf7-8d85bfc3c8ad · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:10:13.237773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007335
StatusPUBLIC

Content hashes

Canonical text9cacb795241793a30704e768cdbdd7851c0c0e38bc291a9286c260b703b64b9a
Markdown92bbb428ed0e482dcac55e34cac05405b7fe16a79a5f3c08f6c3ff5051b733bd
PDF
Publication page06bb4edf89d2f9707ba48461ccf2a0e95914ad86dd1cf64e98a2cdc5006bcb5e
Manifestdeb367943fb22af32c765c88be6b76a60709793ee4ca1d3cd49bfd78539931c8

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
SignatureCEzFGyiIh04MfmyXI3mUqe1MkoM83bVjtQIxYxcam3F9wkg97mtFYA4xNuv2cdJSkbG0OorC3V06eqZN+N0lDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:11.083052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007335
observed 06bb4edf89d2f9707ba48461ccf2a0e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:11.069750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007335/manifest.json
observed deb367943fb22af32c765c88be6b76a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:11.057145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007335/publication.md
observed 92bbb428ed0e482dcac55e34cac05405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:11.045541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007335/publication.txt
observed 9cacb795241793a30704e768cdbdd785...
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.