OpenTechnical

OT-2026-000081982

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000081982) never changes.

Identity and time

Publication numberOT-2026-000081982 · never reused
Internal UUID01a0ae97-0f77-73e3-88a3-3e23f9bcb95e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081982
StatusPUBLIC

Content hashes

Canonical text8877a63f29e3b0a557ef78fa2de2c6a63f63bb6b43d8c8086664a54ba1860332
Markdown1327f4c5e1808e9010466723ef2f4593d79c1d8474472efd3034d6cd2e10cabc
PDF
Publication paged3b3dd65008192ceb3b6a61d8dbc5dbad192af9990df99fabde3508fd6c30495
Manifestbd5b6496223328c8e98bf8ade8366b7b3ded96464c0eaf895f3d9903fb1e1295

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
Signature+XBLIxtu7FvSJBACPaVHA2HLsoF6Oxcz6Ov1XGYxe1vBktOLfC7VHSthIc9CdWGj6kpU9teN/tDJQI1nLCiMAQ==
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

2026-09-17T10:01:07.370939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081982
observed d3b3dd65008192ceb3b6a61d8dbc5dba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:07.355067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081982/manifest.json
observed bd5b6496223328c8e98bf8ade8366b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:07.336937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081982/publication.md
observed 1327f4c5e1808e9010466723ef2f4593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:07.319874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081982/publication.txt
observed 8877a63f29e3b0a557ef78fa2de2c6a6...
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.