OpenTechnical

OT-2026-000086497

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, sustained blow-off before 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-2026-000086497) never changes.

Identity and time

Publication numberOT-2026-000086497 · never reused
Internal UUID01a0ae9a-2c97-75ca-ab40-2f5f935319d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086497
StatusPUBLIC

Content hashes

Canonical text84b24be32917cae18639357d496c2c324f41370df4b77af25310d79240aadc09
Markdown5b4205c84f2fbf28c5602da52e93e500a2c3137fdf8cd4425072a8243ec62c94
PDF
Publication page89a0ab6bcbe9b8c5a697b05ab88f4287bbe511660fced6c3b72d93be8689e57b
Manifestc398b171c01ea739813d7dd038d1c6e6375dd74b2f6e2b76bf4c84cbc8d39f6a

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
Signaturer74aCpid443SKMAjO+fpchHVy3T6JSLrJ3nSlnjPyIISD+oL3LEtskoYuUI9kLyo2/otSDcqRYeIwbLU+QvkCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:18.781863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086497
observed 89a0ab6bcbe9b8c5a697b05ab88f4287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:18.762021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086497/manifest.json
observed c398b171c01ea739813d7dd038d1c6e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:18.745222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086497/publication.md
observed 5b4205c84f2fbf28c5602da52e93e500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:18.727413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086497/publication.txt
observed 84b24be32917cae18639357d496c2c32...
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.