OpenTechnical

OT-2026-000086886

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, sustained blow-off 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-2026-000086886) never changes.

Identity and time

Publication numberOT-2026-000086886 · never reused
Internal UUID01a0ae9a-80a4-7432-bd6a-a9f0d5ddbbb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086886
StatusPUBLIC

Content hashes

Canonical textf83d6b5263c04e7bd26284f98e21dcf161d16d856dd7519bf42fab7108ea602c
Markdown244aee4a021c1289077034a384a21921402ea6a868f04cb18caccba1f7d4f489
PDF
Publication pagefbae20e50e1cf543807ebed3ab78719e023cdda65c289f5e4073e84e1294344b
Manifest0ddfc1d76b7f3c1a20757a13e17ad4438bcee65dfd29f87f9ae2b456597866c0

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
SignaturervEtjO/cK9LTkD78pACZ9SbcapnAxh3ZbLIm8ETSkBm8945fYtg8JOyB4ImdlaIz4Llb1wBR89YRx992rojwAw==
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

2026-09-17T09:51:43.968059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086886
observed fbae20e50e1cf543807ebed3ab78719e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:43.949888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086886/manifest.json
observed 0ddfc1d76b7f3c1a20757a13e17ad443...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:43.931029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086886/publication.md
observed 244aee4a021c1289077034a384a21921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:43.913726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086886/publication.txt
observed f83d6b5263c04e7bd26284f98e21dcf1...
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.