OpenTechnical

OT-2026-000097648

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000097648) never changes.

Identity and time

Publication numberOT-2026-000097648 · never reused
Internal UUID01a0aea1-92f3-72ce-823a-77b88ae3f507 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097648
StatusPUBLIC

Content hashes

Canonical text10d31d3310444c08f482ec247b7500a7054a0a348ba70b1c27d1a85e70655b3e
Markdowndf790ec9a5b869de8c753104473659b176074553c0a77a885d4f34319357edad
PDF
Publication page86affd96dbfd783f07368b32b877e896083d61b3480a0c27187c8b53940bcf59
Manifest9605c50077f411da6b89b3369274a83a8d7d583d8c46e9cfcb33b2c21707106c

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
Signatureug8glhkSQh6mPFKlUv2AaP1mz4kfExPcdl3jrzgMAlN6E5fkB8Zbvn9gSh9H1VNt5IhmsIrduzUkfild8gQbCw==
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

2026-09-17T09:32:39.755110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097648
observed 86affd96dbfd783f07368b32b877e896...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.737398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097648/manifest.json
observed 9605c50077f411da6b89b3369274a83a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.719299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097648/publication.md
observed df790ec9a5b869de8c753104473659b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.701424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097648/publication.txt
observed 10d31d3310444c08f482ec247b7500a7...
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.