OpenTechnical

OT-2026-000017959

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000017959) never changes.

Identity and time

Publication numberOT-2026-000017959 · never reused
Internal UUID01a0ae6e-96fc-7b94-831e-226111da99c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017959
StatusPUBLIC

Content hashes

Canonical text460936796a818adf9746b47a3e1d50e7b4bce80c53348268723bb9a03b98cd7e
Markdown0fbd4432b0adaf424a1c9dd3afd1eb6d1972f318a651bea5af93fd7f29a581c1
PDF
Publication pageb469359076218ed2044af96c0b6571d37f257bae4e53fdf9f57a781311eab9d2
Manifest8cdee254ea17f87da65fbd77ee2565b963fd4bb9939ee11b39c313bcf034007f

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
SignaturewzFcjFkHV1BGd0WkMdao5KxPzQCr6owuywuGSfDOMbGGBpetfkjenXNrozxAyaG/oFSUnyiGVwcQlCfeduXyCw==
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

2026-09-17T12:01:57.694761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017959
observed b469359076218ed2044af96c0b6571d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.677240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017959/manifest.json
observed 8cdee254ea17f87da65fbd77ee2565b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.656512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017959/publication.md
observed 0fbd4432b0adaf424a1c9dd3afd1eb6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.636278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017959/publication.txt
observed 460936796a818adf9746b47a3e1d50e7...
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.