OpenTechnical

OT-2026-000082747

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000082747) never changes.

Identity and time

Publication numberOT-2026-000082747 · never reused
Internal UUID01a0ae97-8cc9-7fb9-a8f8-e19a1da96003 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082747
StatusPUBLIC

Content hashes

Canonical text46ec2b3b84d77e07bfe3f6fd88f8a15dd8bb448e2f7198395f346ca22e8234c6
Markdown469684ac595340dc73fed814c8059ded408939c14addd22ecc65bc7f672af849
PDF
Publication pagea2e5c4d307a1913f4cc2db140c677999fda2f7cd9771d25818bb1859e660daff
Manifest58d5088993c7d9004ac2d6d63078c6bc899a5c4e51cd7ff070c0a4394dca249e

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
Signature5oQD5ad6GLqPKFU6NlsRiADdZOzSFGLyVk9fCpuw9RvWuslQdOS+lFmwOEHcGAT39KPmkaR3t5GKoOBkEhmdBw==
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

2026-09-17T09:58:19.752806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082747
observed a2e5c4d307a1913f4cc2db140c677999...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:19.737450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082747/manifest.json
observed 58d5088993c7d9004ac2d6d63078c6bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:19.721124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082747/publication.md
observed 469684ac595340dc73fed814c8059ded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:19.704940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082747/publication.txt
observed 46ec2b3b84d77e07bfe3f6fd88f8a15d...
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.