OpenTechnical

OT-2026-000088479

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000088479) never changes.

Identity and time

Publication numberOT-2026-000088479 · never reused
Internal UUID01a0ae9b-5d28-7db3-8019-6d5f45a6ecf1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088479
StatusPUBLIC

Content hashes

Canonical text8f5751ac59786d1a3c2fbe06da48b11a4119a8fc81206f45e1242cd1b25211d7
Markdown3279a45c2b4cbdec9e7969ebd458cf22c450e3735ee9eec9ce143f9a312f4d6a
PDF
Publication pagebea2dac508d374dccb35d66d2d1041c74cbceebe0fa52fcf9066338817d69e34
Manifestc092c88251a47026ab6094ef013069dad86a644ab1938cb3b018f09ed086c3c3

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
SignaturepxZZ55ucxOpZEpXlrp4ErdtvJT5FUAmEWlg+3u3dNXVF4yMhWsvH4KlAFjpquSamwZr97hcUTE86keC+MXLuAA==
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

2026-09-17T09:48:51.992672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088479
observed bea2dac508d374dccb35d66d2d1041c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.975194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088479/manifest.json
observed c092c88251a47026ab6094ef013069da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.956882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088479/publication.md
observed 3279a45c2b4cbdec9e7969ebd458cf22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.937253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088479/publication.txt
observed 8f5751ac59786d1a3c2fbe06da48b11a...
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.