OpenTechnical

OT-2026-000086836

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000086836) never changes.

Identity and time

Publication numberOT-2026-000086836 · never reused
Internal UUID01a0ae9a-80a4-75cb-be1d-0c990f9b2819 · 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-2026-000086836
StatusPUBLIC

Content hashes

Canonical text7217256e5d3dcfc6c5e4de76ce8b53f28e67b30bc674a79a07870f4643966cfe
Markdown88d4b3c2708fac93a16ace6d68bdb63a2941c9986526e334532496d74515363e
PDF
Publication page08cfb1da85d1a840e2cbf14c60973b881992bdea37f0a8f8c3879783b4efe800
Manifestafce139061c0e4ae044e2b05f1a53ea5731f2af1f6ef7f23f030856df142aa82

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
SignaturevnqKNrbMdedtuk1QkIIYx4rSCYvoFJSPh6iWcuRKLjpQfGl9ceMFU5ZmtN7cPeW2HACpYcqEjdQRet/4tlw5DQ==
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

2026-09-17T09:51:39.905567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086836
observed 08cfb1da85d1a840e2cbf14c60973b88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.890427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086836/manifest.json
observed afce139061c0e4ae044e2b05f1a53ea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.874822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086836/publication.md
observed 88d4b3c2708fac93a16ace6d68bdb63a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.854922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086836/publication.txt
observed 7217256e5d3dcfc6c5e4de76ce8b53f2...
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.