OpenTechnical

OT-2026-000094381

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000094381) never changes.

Identity and time

Publication numberOT-2026-000094381 · never reused
Internal UUID01a0ae9e-f4e7-745a-8c2e-1b64d2ee1ae6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094381
StatusPUBLIC

Content hashes

Canonical textfc0477766ce44961c00f468b783b214aa9babbd034d83810e49cd670181ce8b2
Markdown186caa29d66f4a173878d7056a1d5f4b3a3a92d1f9f4093aa5fbed14a7b591ba
PDF
Publication page8567eb06c47722588a2af79ea43c654104a6b2ccec5bef5949fd56081f765b8e
Manifest7a04b13e4dbe5a3f375aa96c96365622dfa461f410a028829bb2704adadcb3b2

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
SignaturejVVMe1XJ3eazESWu8nUTuvtlyrFRzt3rNUw4EhnpAa1KLi62RcQ2YmRThWAz8PEfaz60+INSxqDWEDpKCfO+DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:46.880555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094381
observed 8567eb06c47722588a2af79ea43c6541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:46.858532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094381/manifest.json
observed 7a04b13e4dbe5a3f375aa96c96365622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:46.835636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094381/publication.md
observed 186caa29d66f4a173878d7056a1d5f4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:46.814755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094381/publication.txt
observed fc0477766ce44961c00f468b783b214a...
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.