OpenTechnical

OT-2026-000076894

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before 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-2026-000076894) never changes.

Identity and time

Publication numberOT-2026-000076894 · never reused
Internal UUID01a0ae94-b070-7ea9-a644-fda7a7b347b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076894
StatusPUBLIC

Content hashes

Canonical text0f367fcd6171a39c166434f6245dd53a853c9c33edc39851c108cba2c3ebc737
Markdownde579d94bdf63d12676c5dadac9d70737166c47c46ca8171d1b35171f7787062
PDF
Publication pagef6d35085986ce7be4cdc64f1cc7171219cd9ba70412e64878838fe3924246d56
Manifest9b24d4bbde358be62a927a3beb52d5e4f564a9b4da154ec2df8c484302fe1c6b

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
SignaturefKtSK1o83d+uRm9BkC0iAPEYGhXdjIgi6IV+D9fgLYYSgcgS5bPmb/q57DjKxD3+RoUaWFZtiIDAi44FLG8YCg==
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

2026-09-17T10:09:48.052801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076894
observed f6d35085986ce7be4cdc64f1cc717121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:48.034445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076894/manifest.json
observed 9b24d4bbde358be62a927a3beb52d5e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:48.015896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076894/publication.md
observed de579d94bdf63d12676c5dadac9d7073...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:47.995965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076894/publication.txt
observed 0f367fcd6171a39c166434f6245dd53a...
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.