OpenTechnical

OT-2026-000080082

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000080082) never changes.

Identity and time

Publication numberOT-2026-000080082 · never reused
Internal UUID01a0ae96-4378-72e2-96a8-b84133d32898 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080082
StatusPUBLIC

Content hashes

Canonical textf5d9abb1ebceb7044f54eec4ddb807d64c9bb8333c5187103d2da87ec139f209
Markdown30b1e10ad4035d8f07bffd2d8f0c2026cd5ae3e0132aa9abb914e80bde186a15
PDF
Publication page29208302b299ba8d37d6daf89646f69373691d823dc9f5e12a58ff90f254a715
Manifest4ceb91cd395ce2f9f401570f12fe45488f972d157a0ebfc363e35af66db0ef7b

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
SignatureZWdZ+OH7s96ZmTHfDALTR6aGM6wHl5At1Z6pmSenirEgxqYP9EuFSFgnK80I4HVADzBm/7IkGTT7/S4fOYVhBQ==
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

2026-09-17T10:04:01.198288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080082
observed 29208302b299ba8d37d6daf89646f693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.178911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080082/manifest.json
observed 4ceb91cd395ce2f9f401570f12fe4548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.160026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080082/publication.md
observed 30b1e10ad4035d8f07bffd2d8f0c2026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:01.140514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080082/publication.txt
observed f5d9abb1ebceb7044f54eec4ddb807d6...
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.