OpenTechnical

OT-2026-000023783

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000023783) never changes.

Identity and time

Publication numberOT-2026-000023783 · never reused
Internal UUID01a0ae70-aed5-74b5-9711-6509948afec9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023783
StatusPUBLIC

Content hashes

Canonical text0683cf86dc16380d6b0b03f3ded09586fd7b4042ac0e0f246fef98e67926d2ff
Markdown2e37ed61845a0651075159fb147cc7271da0a10e1202b7d52a56a687cadf85ba
PDF
Publication pagee71e17e7901b673790ef38e716edaac8c6f485c506905332beaa74a8968e4a0e
Manifesta1759f560d01dc443c5fa4be4695e29c291171775634bb4c29467643a06631a2

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
SignatureR5J5gQD/XvyJBW8/H2fXw+hj7EeKHrqVGJhkhmYuQqe2q0hBQFOyqqEZmc6th47q+nLwq7RUT/krZqQwfTBBCA==
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

2026-09-17T11:50:15.306667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023783
observed e71e17e7901b673790ef38e716edaac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.288635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023783/manifest.json
observed a1759f560d01dc443c5fa4be4695e29c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.268454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023783/publication.md
observed 2e37ed61845a0651075159fb147cc727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.248494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023783/publication.txt
observed 0683cf86dc16380d6b0b03f3ded09586...
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.