OpenTechnical

OT-2026-000082985

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000082985) never changes.

Identity and time

Publication numberOT-2026-000082985 · never reused
Internal UUID01a0ae97-8cca-73b1-a073-e948b6bb3ffa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082985
StatusPUBLIC

Content hashes

Canonical text23e5539e44a8ebd4818ed48c9bb3047d296a560f48ab2bc73bb9b41c3b8c86d6
Markdown93f681b6e5355936159062e81043940b741f1d23a0322e5b64c5df7c6b4ee3c8
PDF
Publication page63478294072dd666e66b0e852afc0dc8bfee9015305ba6e29d29303f2a871805
Manifest84fc7d60ec9da98d99566389f88583c6d89db13bf83d197040830c2ae2f2eed2

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
SignaturefeFJagPl6yI9gQFKdEFMdQkQfkdH6aOYHH6k+kNGbg39dsM4P8zRCPITrbL0tqSp1dWX0BUbVClP9MfOwt5iDg==
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

2026-09-17T09:58:41.362565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082985
observed 63478294072dd666e66b0e852afc0dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:41.345615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082985/manifest.json
observed 84fc7d60ec9da98d99566389f88583c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:41.327456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082985/publication.md
observed 93f681b6e5355936159062e81043940b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:41.310466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082985/publication.txt
observed 23e5539e44a8ebd4818ed48c9bb3047d...
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.