OpenTechnical

OT-2026-000070566

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000070566) never changes.

Identity and time

Publication numberOT-2026-000070566 · never reused
Internal UUID01a0ae91-5460-72ff-beaf-2fcd815d4dcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070566
StatusPUBLIC

Content hashes

Canonical text400f4f4b77bd917f4281d2c2d13a5e6aec60c6798bbceb6bd7f283f636ab1615
Markdownc1fb6c42bb50c3a239c5b90504cb1c654d969be00a9a0027966652a392e85c22
PDF
Publication page5228efdd5d05a35a47687dc69a0617a206a41a7e39cf051ee57903e8ac4c530e
Manifestdeec5780bbf4dadf70ca76ea9eee72ea2ec257b359567112a4d64f2113630be1

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
SignatureZbkS0UM0XQ6qUbIXtEJrvdqgLjCQYor2WUpXtxn+5te/ZS0FpzEekIsWUHLtertHxcFXFXopJVYlKL39xDiRCA==
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

2026-09-17T10:26:18.003178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070566
observed 5228efdd5d05a35a47687dc69a0617a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.986895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070566/manifest.json
observed deec5780bbf4dadf70ca76ea9eee72ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.962260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070566/publication.md
observed c1fb6c42bb50c3a239c5b90504cb1c65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.936459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070566/publication.txt
observed 400f4f4b77bd917f4281d2c2d13a5e6a...
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.