OpenTechnical

OT-2026-000078448

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented after set-down

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-2026-000078448) never changes.

Identity and time

Publication numberOT-2026-000078448 · never reused
Internal UUID01a0ae95-7c28-7ede-9327-dc0d27ba4468 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078448
StatusPUBLIC

Content hashes

Canonical textc26f50ae2c57278b490db50035a1c17b71c545433bed713aef8be8d4225bd85e
Markdown357c47dad693804448e7ccad05f31b1e03b746e6e0788916abedd1dbd1a48129
PDF
Publication pageebad673aa39cdeb7fc99b51a7853c64e95c3ed769a8b180beda9e5171452080c
Manifestac939a68076f26bc987c3c431d0099a54dab499a09fd8b0345cc832958f42590

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
Signature9AqOiZET/1fcWmt/uiQPun1ZgXDLX1mkNsbVmqHAg2brV+id9IY0W4JtLihJL8R6E510x7eVKhFm/a+Q3FrsCQ==
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

2026-09-17T10:06:26.930601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078448
observed ebad673aa39cdeb7fc99b51a7853c64e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:26.912766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078448/manifest.json
observed ac939a68076f26bc987c3c431d0099a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:26.894489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078448/publication.md
observed 357c47dad693804448e7ccad05f31b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:26.876628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078448/publication.txt
observed c26f50ae2c57278b490db50035a1c17b...
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.