OpenTechnical

OT-2026-000089326

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000089326) never changes.

Identity and time

Publication numberOT-2026-000089326 · never reused
Internal UUID01a0ae9b-db01-7106-b2c1-9617b1dc5607 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089326
StatusPUBLIC

Content hashes

Canonical text0724428971675de0e1309a3c7875cd24aa0cb491f9d942ac73719b46a885347e
Markdown25b65b927b2ffa7273e75af8dd70015dce3ff990bd0c94c1cbc88e8199ae96ac
PDF
Publication pageb517cdff1ea7e6fed2f9fbda96645cac3bcec72124db12c0228b021794f09dbf
Manifeste8eec27fab792adb5de30725941198c0c341a884f21579067f8deba5dbbacc5a

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
Signature4zppR+v/IgmUmzQjqp8h3452LOYeFRR/7mXKmD3UlobJxzoX1bfyBKxH6+lW/DScTRXh0rfKa/7XlXnT0hYFBg==
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

2026-09-17T09:47:20.855609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089326
observed b517cdff1ea7e6fed2f9fbda96645cac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:20.837632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089326/manifest.json
observed e8eec27fab792adb5de30725941198c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:20.819971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089326/publication.md
observed 25b65b927b2ffa7273e75af8dd70015d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:20.802046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089326/publication.txt
observed 0724428971675de0e1309a3c7875cd24...
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.