OpenTechnical

OT-2026-000030241

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000030241) never changes.

Identity and time

Publication numberOT-2026-000030241 · never reused
Internal UUID01a0ae73-e500-7857-8524-79f5378750cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030241
StatusPUBLIC

Content hashes

Canonical textc661e15f20c86704f75201aa202432d3d4b370b7c0957f4b11c15b2327ffdbcc
Markdown72e6e457128a961e50b9df5034917ffe8cffe233aa9ba4b8ecf648b89d8f6211
PDF
Publication pageb0fa12ec7acbcba5e0d755ef7af53823b5cd86c50689bbf161db46088fea8c87
Manifest42965f4787d85cf8ec584ef83f53b8a8c3302b3fe59795bd36be70fb42aa970d

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
SignaturemOXqvZhz9zHt9GIKS7lIjDdRISOsSZa+h5MceO5N+PdP6f8O/JouKpk2cTIPH+rnW8jfflWhcISFzaoEKsYDAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:40:37.390132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030241
observed b0fa12ec7acbcba5e0d755ef7af53823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.345828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030241/manifest.json
observed 42965f4787d85cf8ec584ef83f53b8a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.326895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030241/publication.md
observed 72e6e457128a961e50b9df5034917ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.286841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030241/publication.txt
observed c661e15f20c86704f75201aa202432d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.908959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030241
observed b0fa12ec7acbcba5e0d755ef7af53823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.891952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030241/manifest.json
observed 42965f4787d85cf8ec584ef83f53b8a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.875809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030241/publication.md
observed 72e6e457128a961e50b9df5034917ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:53.837180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030241/publication.txt
observed c661e15f20c86704f75201aa202432d3...
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.