OpenTechnical

OT-2026-000068410

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000068410) never changes.

Identity and time

Publication numberOT-2026-000068410 · never reused
Internal UUID01a0ae90-2481-7c69-ab7d-e0456de4b7c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068410
StatusPUBLIC

Content hashes

Canonical text4295b6ee7580d68e7722f936011f51ed67dd7f15988d0c568b4139fe8d2bc0cd
Markdown93e384996563e94ef55ece3553172bf825eaee253126bbdec9c248908afe36cc
PDF
Publication page98cdfb2b8d48d0ce9f9da9cf169b5d7af613c834fc29d5031186cce2307e9c7b
Manifestda2cc2d98cb76107ea1e83eaa6961f069dfebb0c3aa066981caa6aad4f2fa391

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
Signature2mDpd8NJi8XzfH+v8zMdJDXgAI2uHC1JczgZpnEN3CUYgGDNdlJlNMpGXuNVBYMBSWRw4ABb5NdeRTHNKxS/CA==
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

2026-09-17T10:29:32.614400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068410
observed 98cdfb2b8d48d0ce9f9da9cf169b5d7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:32.596747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068410/manifest.json
observed da2cc2d98cb76107ea1e83eaa6961f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:32.577839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068410/publication.md
observed 93e384996563e94ef55ece3553172bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:32.559146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068410/publication.txt
observed 4295b6ee7580d68e7722f936011f51ed...
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.