OpenTechnical

OT-2026-000102883

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102883) never changes.

Identity and time

Publication numberOT-2026-000102883 · never reused
Internal UUID01a0aea4-be3c-7350-b8a6-979d2d0dadde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102883
StatusPUBLIC

Content hashes

Canonical text338ebca6a92ab987e953666068bb82787058d29ac15210bcdf521daf640b87e5
Markdown07ce857dac06086e2e4a2d6e25c220c7e8a9fc8c3d0991e8efbab2e9961e2a50
PDF
Publication pagebbe267d4d74df9f17de840c8cffca70adaf2daed47fbdae52fca9d4af0fab13d
Manifestfd1867758b3929a577a266073cdac1f372c4e3b055ae4ce527bb857141c793dd

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
SignatureGdfjHLqLU7uH3/cifjDhEKoChaE3jrMDZGzJWey2N+XH2M6pe1krciuYoTJc8FB9i5tCtKChgdOsukkC+QzLAQ==
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

2026-09-17T09:22:53.506726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102883
observed bbe267d4d74df9f17de840c8cffca70a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:53.489357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102883/manifest.json
observed fd1867758b3929a577a266073cdac1f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:53.471653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102883/publication.md
observed 07ce857dac06086e2e4a2d6e25c220c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:53.453481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102883/publication.txt
observed 338ebca6a92ab987e953666068bb8278...
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.