OpenTechnical

OT-2026-000101348

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000101348) never changes.

Identity and time

Publication numberOT-2026-000101348 · never reused
Internal UUID01a0aea3-c379-7ead-9b4f-fcfb8e487092 · 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-2026-000101348
StatusPUBLIC

Content hashes

Canonical text3c74ce2b73d578a282e56758255a8b68868e4d03e05b373972d7abcb06ae3ca9
Markdown40e54d0d7ede86ff1e1e253485ff96abfa75fba2bb176e5c66793ae77e1cb65a
PDF
Publication page8823eca535a95944260c86d4ad269003b7165735c1decd80816a138968ee8d2a
Manifest4280b8345f0288e1f1648639429719b891ad85cc05e17150f94725ca1276bfa2

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
SignaturenTHsRdXzcrdyIMLSUkt+bD0wmd0qEcZ8BhqF1bqkkrTqEhuXha7YAkSn5XK/alBersKTiyd47qn0nVmTRtTlCg==
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

2026-09-17T09:27:02.639926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101348
observed 8823eca535a95944260c86d4ad269003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:02.623056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101348/manifest.json
observed 4280b8345f0288e1f1648639429719b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:02.606782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101348/publication.md
observed 40e54d0d7ede86ff1e1e253485ff96ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:02.585366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101348/publication.txt
observed 3c74ce2b73d578a282e56758255a8b68...
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.