OpenTechnical

OT-2026-000061297

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented after set-down

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-2026-000061297) never changes.

Identity and time

Publication numberOT-2026-000061297 · never reused
Internal UUID01a0ae8b-1384-7153-96e7-21cf2acad1f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061297
StatusPUBLIC

Content hashes

Canonical text3c3c837b56a66fe3a3c7cd46b5adbe8bea7b5d453d4804ea3d800145a9293950
Markdownefc1f52a591a531601f7783c90fed20c445751679b7eaa41b7aa95a79eb3dcb8
PDF
Publication page3b8e2d3b298092188b34da4299dabc92fe48698ca6a834eebe28314aa6fc170f
Manifest879f94501cc905169dfc637651b3aa44bdf985f6d849eb88af74c9b64cc1ace2

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
Signature63FpfrKZtL0tbwa4zah2tZrYdH5Qs8IBazov/2FL4Os2SrCi2uWgXiWS7/CW4/huS0q+UtgW4dhzCYrZylf1CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:43.470009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061297
observed 3b8e2d3b298092188b34da4299dabc92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.451058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061297/manifest.json
observed 879f94501cc905169dfc637651b3aa44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.432063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061297/publication.md
observed efc1f52a591a531601f7783c90fed20c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:43.411718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061297/publication.txt
observed 3c3c837b56a66fe3a3c7cd46b5adbe8b...
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.