OpenTechnical

OT-2026-000010727

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000010727) never changes.

Identity and time

Publication numberOT-2026-000010727 · never reused
Internal UUID01a0ae6c-0ee8-724a-8adb-e3d51a01bd4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010727
StatusPUBLIC

Content hashes

Canonical textac5516f5f2ca8146c4896f67c0b4153f97fb2b4c56e36aedbeec4e277abbb37f
Markdown75815b321f2c9bbc21366ab1e5e9df77f62e047e9d1767e087eec814d315a4c0
PDF
Publication pagef749b500aa8bbe995b226c39480bff0b5797701d7d58a2025ef941d31825f1ba
Manifest7aba0821b32fa89daead14f772d3e8131df5239745c7efcdce6e3212af0241ba

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
SignatureA7ulJzFDKFb2WvbGUFnUPZkcMDP4flFC5tb1V/AWdQWnp/fBOKyWrFAfKvHExlN6uy9nD+qiaPd1nFRcXllVCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:57.152862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010727
observed f749b500aa8bbe995b226c39480bff0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.130832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010727/manifest.json
observed 7aba0821b32fa89daead14f772d3e813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.110026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010727/publication.md
observed 75815b321f2c9bbc21366ab1e5e9df77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:57.090854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010727/publication.txt
observed ac5516f5f2ca8146c4896f67c0b4153f...
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.