OpenTechnical

OT-2026-000101227

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000101227) never changes.

Identity and time

Publication numberOT-2026-000101227 · never reused
Internal UUID01a0aea3-c378-7551-be90-bf9bd6d8e51c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101227
StatusPUBLIC

Content hashes

Canonical text204ef0e3f2ba665f34620a5f1fcf2938b0a8bd57997f7cd0e26976f3f832a898
Markdownbe4ce237d118e0808f78f1737f9d5d52d2ed0eea51659d1fd1d2e4f96d7b93df
PDF
Publication page6828f8a00dc9f0705ee386bea3f6b43ee600a1730d3f1854f96fab74b7f02fd2
Manifest3da508ab4684abba5ce3ae67546f73794fc6f712fc084a7fc551370b6f2c1ec7

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
Signature+4KbhMHyuCV4qFtzgPIwOURrlG7Pvwi5Hq7QJZOiDSzxXn/KOhOsPrQ0Qjeo00bKjNjhz+N743gFFXfH2fYIBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:53.075148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101227
observed 6828f8a00dc9f0705ee386bea3f6b43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.056530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101227/manifest.json
observed 3da508ab4684abba5ce3ae67546f7379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.038030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101227/publication.md
observed be4ce237d118e0808f78f1737f9d5d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:53.018632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101227/publication.txt
observed 204ef0e3f2ba665f34620a5f1fcf2938...
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.