OpenTechnical

OT-2026-000079226

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000079226) never changes.

Identity and time

Publication numberOT-2026-000079226 · never reused
Internal UUID01a0ae96-0b8f-71d6-accc-5c5fa2dda3b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079226
StatusPUBLIC

Content hashes

Canonical text5524c87a68dd0633a9d90f3645d5ad9e22d92038e4e1a02b95149ef111665765
Markdown728f492892437708b5ca34afdc19091a033a2e0305571d5bd63182faa519f4c4
PDF
Publication page68ff31a4b3008719a9b79b42f4a2df3b032dd29c2e14a78f8a02b23baedec767
Manifest8eb60eca7cf19e9bf3027dc04c57be7926ea3e6cc95a6be627cfef8cea33a4e3

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
SignatureDhvKmcp0AJRIzKggU1LLpi/0p5/6byQ9n3bP/3QZL3IxEWDkxzsuwe0VO1bxgEd+KS7uDM3N/CPvwhdgEdCbAw==
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

2026-09-17T10:04:49.095671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079226
observed 68ff31a4b3008719a9b79b42f4a2df3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.079081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079226/manifest.json
observed 8eb60eca7cf19e9bf3027dc04c57be79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.061611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079226/publication.md
observed 728f492892437708b5ca34afdc19091a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.045438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079226/publication.txt
observed 5524c87a68dd0633a9d90f3645d5ad9e...
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.