OpenTechnical

OT-2026-000054670

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented before 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-2026-000054670) never changes.

Identity and time

Publication numberOT-2026-000054670 · never reused
Internal UUID01a0ae86-1284-70e6-bcb0-2ce2ce1f39c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054670
StatusPUBLIC

Content hashes

Canonical text60837b78bd650bcc4a8feb61ea4f23fb07135f26d9221b84c341ff4158c9239d
Markdownd157917efe7a4855e5f32acb0bb24a1a35dd2eb737483622352fe7959e7c28eb
PDF
Publication pageb25fb9b26d680ca724b477bac40340ee108bf5b499b5397bac4c49215ce235aa
Manifest5e0b537c68e8c1014b81dbe344fc7b736619ccc03acbef003e5327dd9ad78416

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
Signature5cMtsIZjSWrWYR4hryU6J6YKa7HxFv1cj0E6Q2Ta9bDuHw9WrZVm4O7zB1AjwlbQVVHxfVwro0fTCrTTPaEQCQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:44.710429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054670
observed b25fb9b26d680ca724b477bac40340ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.691950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054670/manifest.json
observed 5e0b537c68e8c1014b81dbe344fc7b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.672881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054670/publication.md
observed d157917efe7a4855e5f32acb0bb24a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:44.654399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054670/publication.txt
observed 60837b78bd650bcc4a8feb61ea4f23fb...
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.