OpenTechnical

OT-2026-000081710

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000081710) never changes.

Identity and time

Publication numberOT-2026-000081710 · never reused
Internal UUID01a0ae97-0f73-7110-afa2-985ea85bf95c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081710
StatusPUBLIC

Content hashes

Canonical texte16e07e84bd9321808d295fe7c9bee132f546e3d2a31081436bfa3e5271f52d3
Markdowncb6fc97cb5d94a9e46711f663d27df5f7fb65500c4ce8d6390a300d1dbb08d3a
PDF
Publication page8ac2c14194ae873d3fde9b1a08ff4743f19adc03114602f96ef2417a6706c95f
Manifest56dc3f4f7385132b4191f433ff1877ad7c152c1bf0d30de053e39d672ce9723d

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
SignaturemN/1pQ5lsrne4M+e3exY6LyWvOc3UY/t2UtINcWRPWjx7VeR18rykyFTf+CvnyqHy/4FbxBw1iVy7P5gEn01CQ==
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

2026-09-17T09:59:47.011455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081710
observed 8ac2c14194ae873d3fde9b1a08ff4743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:46.992315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081710/manifest.json
observed 56dc3f4f7385132b4191f433ff1877ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:46.879504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081710/publication.md
observed cb6fc97cb5d94a9e46711f663d27df5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:46.861263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081710/publication.txt
observed e16e07e84bd9321808d295fe7c9bee13...
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.