OpenTechnical

OT-2026-000041767

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000041767) never changes.

Identity and time

Publication numberOT-2026-000041767 · never reused
Internal UUID01a0ae79-e8a2-735e-a1f4-abfe611c3bdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041767
StatusPUBLIC

Content hashes

Canonical text1010531ec3276f54a1b31e69409d53c4247687f6979705722ddd563902c2f735
Markdown14171e13b8836082885cf7e4fc09c23b28cf40ae8dec22be90b5ef74d8b49d2a
PDF
Publication pagea067ab8cac18a660b2a918b39a8cdd99690d48d7ffddaf3d499c955e853fca2f
Manifestfc3e300cbd00d80d0d55c89280609b47f54f5384145264d5a7e03d3fdfca5d9d

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
Signature7PS5Y3HsaylFR3YjxT9+ppMbU2cfEbwaNZav+c1ujEqihc/VxybeXzqzjJbpn5EU/QjCjibGeZB2w9VFbYybAA==
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

2026-09-17T11:16:36.944467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041767
observed a067ab8cac18a660b2a918b39a8cdd99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.925219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041767/manifest.json
observed fc3e300cbd00d80d0d55c89280609b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.905472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041767/publication.md
observed 14171e13b8836082885cf7e4fc09c23b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.885952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041767/publication.txt
observed 1010531ec3276f54a1b31e69409d53c4...
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.