OpenTechnical

OT-2026-000073092

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000073092) never changes.

Identity and time

Publication numberOT-2026-000073092 · never reused
Internal UUID01a0ae92-c816-7ec1-b3cd-f59e0ec79eda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073092
StatusPUBLIC

Content hashes

Canonical textc3d0b16159acf8efde1f279517e02c3b6b10e224b0db934a54b082832baf740a
Markdown847514df344083cc8421c0072e69b1321ec826c2688a8bd5a008f8dc4b655d7c
PDF
Publication page30929ade82c6e0fbc97bd0b9bd29dcc7a4dcd05980b0365f458924f464287a01
Manifestd506a5c864a2313315d5dc32591963f697d36df5b0c6253218ec7ee665db5909

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
SignatureGfc0qVKCvj7CEH3FHfTpocFUq+5pdM6/yheauVlNqo/Szo3FboeDlA0i3UI4qUQMIQsHR5IC35zRLl+S+yTzAg==
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

2026-09-17T10:22:02.747244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073092
observed 30929ade82c6e0fbc97bd0b9bd29dcc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:02.730704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073092/manifest.json
observed d506a5c864a2313315d5dc32591963f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:02.712570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073092/publication.md
observed 847514df344083cc8421c0072e69b132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:02.695259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073092/publication.txt
observed c3d0b16159acf8efde1f279517e02c3b...
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.