OpenTechnical

OT-2026-000069610

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069610) never changes.

Identity and time

Publication numberOT-2026-000069610 · never reused
Internal UUID01a0ae90-b52c-7df0-92f3-5705d4edfafe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069610
StatusPUBLIC

Content hashes

Canonical text87febeaef889784d4b12a8a1a8a03c738f13dfe81d8e4cd8f6e1ca01360d4461
Markdown8060723b473e17c1862bc82218b96f5e060a4427500303d9674f759ceba831cd
PDF
Publication pageda4395031fe11a3083793bdb7c82073eaf0cca73258781a37c162ffb212853df
Manifeste3321d2705e796c32ecd63e320cfa79ba9aece6e32263c81481986b49e1f610c

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
SignaturenQ5bGnxmYGWtbzvVnPmbPN9I0WrzCIKA3purCzdBIQGf3LTOBb/uKX75NOIka1wnJDr6JMbfAHAELOxV1r+ABw==
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

2026-09-17T10:28:16.274738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069610
observed da4395031fe11a3083793bdb7c82073e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:16.255547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069610/manifest.json
observed e3321d2705e796c32ecd63e320cfa79b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:16.237367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069610/publication.md
observed 8060723b473e17c1862bc82218b96f5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:16.218279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069610/publication.txt
observed 87febeaef889784d4b12a8a1a8a03c73...
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.