OpenTechnical

OT-2026-000088995

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000088995) never changes.

Identity and time

Publication numberOT-2026-000088995 · never reused
Internal UUID01a0ae9b-8f11-7e02-810c-7609395fc065 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088995
StatusPUBLIC

Content hashes

Canonical text271732544a42f4825975695d85360623edc5683a5480f465c59e6c6608eebd8f
Markdown975e4d7c23bd0db7437c74355f2943981751ed691498211583dcc004c518547e
PDF
Publication page74dfb39e8d671a11f2fefc9e94d69e45ce40dda1e21e6782ccff5149186c670a
Manifest007bcddd84bb09041d0ea740290c6c7626771c682aca060d8f03d38fca0f465c

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
SignatureJSO/B2yPSoN5xuNi/MSpkUyXf1ZESCFgEtmSOFkVEIoqvqXDFTYH4Tp/HYbRvUiw2iXTXWCV533SW1x04IKkDw==
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

2026-09-17T09:48:29.744347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088995
observed 74dfb39e8d671a11f2fefc9e94d69e45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.727654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088995/manifest.json
observed 007bcddd84bb09041d0ea740290c6c76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.709742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088995/publication.md
observed 975e4d7c23bd0db7437c74355f294398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:29.692037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088995/publication.txt
observed 271732544a42f4825975695d85360623...
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.