OpenTechnical

OT-2026-000034889

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034889) never changes.

Identity and time

Publication numberOT-2026-000034889 · never reused
Internal UUID01a0ae76-1ed3-7cee-abe4-b766a25211b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034889
StatusPUBLIC

Content hashes

Canonical text017163bcc5d26cdc44789bccbe5e1cc556110edd27d0554481c3b1d9ac53e79b
Markdown2719ff6616b0e75744c179b261cd0870378471fe4db86dad1ccc9521e1347cc8
PDF
Publication pageb281db24513f617a90f8ed1be159c61e3d0902de5664a42831548d6103a72c7f
Manifest0f68543eb14adfc849f8ba559f60474bf8f40c5c76bde9cd09220fe00aed69e7

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
SignaturedGvJDJFmeg+z3+rwK62vjVQB0h9KAxjZ0NL5ZwgMdN904xEdMMpqj/d5EMYsOr0WwqUCOwGX5jxFtfUWSJw1CA==
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

2026-09-17T11:30:32.813676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034889
observed b281db24513f617a90f8ed1be159c61e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.795094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034889/manifest.json
observed 0f68543eb14adfc849f8ba559f60474b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.777136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034889/publication.md
observed 2719ff6616b0e75744c179b261cd0870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.751525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034889/publication.txt
observed 017163bcc5d26cdc44789bccbe5e1cc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:53.676486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034889
observed b281db24513f617a90f8ed1be159c61e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:53.659045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034889/manifest.json
observed 0f68543eb14adfc849f8ba559f60474b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:53.640654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034889/publication.md
observed 2719ff6616b0e75744c179b261cd0870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:53.624191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034889/publication.txt
observed 017163bcc5d26cdc44789bccbe5e1cc5...
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.