OpenTechnical

OT-2026-000068837

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000068837) never changes.

Identity and time

Publication numberOT-2026-000068837 · never reused
Internal UUID01a0ae90-6dcb-70c5-b2c6-bd633c3adb28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068837
StatusPUBLIC

Content hashes

Canonical text4d609d277ae42f18e8e656101c69fb221a958b948db7fa778282d3e2edabb439
Markdown42365e0801c4c9b5d818ada4b311a7405080496673ad97b32d511a3195e41aeb
PDF
Publication pagecf7781de089afc34432e87f9b33a9df3769e546918781708538a4de317de99a1
Manifest719c21a6f6fe2b5a846a4732936bcc285ddb7100fd9da25f799bc223293d8c8f

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
SignatureFD7DvQ47I0KclCk1cz4Np1Zby5jE5MYsMBy3c+sclIF8bKitNQX0h0fIS7E6n4Oe3LUtMXzANf+eks1Y3p3YBA==
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

2026-09-17T10:28:38.536822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068837
observed cf7781de089afc34432e87f9b33a9df3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.518485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068837/manifest.json
observed 719c21a6f6fe2b5a846a4732936bcc28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.499691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068837/publication.md
observed 42365e0801c4c9b5d818ada4b311a740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:38.479682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068837/publication.txt
observed 4d609d277ae42f18e8e656101c69fb22...
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.