OpenTechnical

OT-2026-000069268

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000069268) never changes.

Identity and time

Publication numberOT-2026-000069268 · never reused
Internal UUID01a0ae90-b528-7fcf-a1f4-d12fc9466a7d · 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-2026-000069268
StatusPUBLIC

Content hashes

Canonical textb72cafd81edc5823324b3c13e0bee3b318e52b5ae06010d012c29422a65e4637
Markdownb14dc17c4f76cf72a7fa8702cea12e5ce9291204a6490ca8f59b13e38510e418
PDF
Publication pageb446fb63aeeb373f2c1994552743acc38cc03e427ecec841a09fbc36f1763f8a
Manifest13cf54885902d94535a0f3499802ef716c7b515835eadf3107bd102e932dbe74

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
Signature2dKB7BJUNW06Oazm3SzIaJDNZ80w542dOmSg5jKaxwt0V057MdcOT1KZEaKkGesLUNSR3tB5n0i6eX7aq744Cg==
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

2026-09-17T10:27:21.043600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069268
observed b446fb63aeeb373f2c1994552743acc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.023389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069268/manifest.json
observed 13cf54885902d94535a0f3499802ef71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:21.001483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069268/publication.md
observed b14dc17c4f76cf72a7fa8702cea12e5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:20.983181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069268/publication.txt
observed b72cafd81edc5823324b3c13e0bee3b3...
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.