OpenTechnical

OT-2026-000032911

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000032911) never changes.

Identity and time

Publication numberOT-2026-000032911 · never reused
Internal UUID01a0ae75-4842-77cc-a7a9-6f56e42ff3f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032911
StatusPUBLIC

Content hashes

Canonical text680132a3bb5af4fc434487a8ce348d5f1bca5ccd946ef241c85de3fce5cec8a8
Markdowndb87c79e2b6e3ff46ab63cd007c0137202aa54c8977c4c6871d088ffc2840d0d
PDF
Publication pageb34151c6d171e9c6fa44696c50bc4408db127e4cf4096a141fab096366da39f5
Manifestd5e935050ab62c6b8a91db0e2011c21c879f74f5af900547979c9874df80949f

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
SignatureYZVSiabtjhpoI9MtFuC8NCkb7M4dN+qpHjCeenkEZgZKGdGRDpXv3y1zALstMPDPQXp4Bziy9uhTjuXpqwNpDQ==
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

2026-09-17T11:32:30.136892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032911
observed b34151c6d171e9c6fa44696c50bc4408...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:30.118774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032911/manifest.json
observed d5e935050ab62c6b8a91db0e2011c21c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:30.098842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032911/publication.md
observed db87c79e2b6e3ff46ab63cd007c01372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:30.080033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032911/publication.txt
observed 680132a3bb5af4fc434487a8ce348d5f...
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.