OpenTechnical

OT-2026-000034991

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000034991) never changes.

Identity and time

Publication numberOT-2026-000034991 · never reused
Internal UUID01a0ae76-6a1c-7933-b78a-c6736281bd9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034991
StatusPUBLIC

Content hashes

Canonical text2db9dc37b66c7d4fd19c2d014d77ab2e0a1e8b11d62ca1f4a738f36f53c9183b
Markdown177b78602a218ea1a99a3794d7594ab195abdf7b9e76de8ef590ddfefef64019
PDF
Publication pagecfcc4c0a19e613b4cfa18bbad0607123eba6048f7c0299f6d4054304c509c8cd
Manifest20e57a2e3d89234c7eae0c5214bb25a9dc5a4145e67ed32261566047665dbb2c

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
SignatureDw4ING7GnxZcil2ohs2Uyx+GqForLoi0nQ+0VXWVdjqsJJiRNnC2+HcxB6/7uF1qR1/Lh23G3CUzNCIdhte9Cw==
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

2026-09-17T11:27:55.786141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034991
observed cfcc4c0a19e613b4cfa18bbad0607123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.767661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034991/manifest.json
observed 20e57a2e3d89234c7eae0c5214bb25a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.749387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034991/publication.md
observed 177b78602a218ea1a99a3794d7594ab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:55.732686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034991/publication.txt
observed 2db9dc37b66c7d4fd19c2d014d77ab2e...
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.