OpenTechnical

OT-2026-000029338

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000029338) never changes.

Identity and time

Publication numberOT-2026-000029338 · never reused
Internal UUID01a0ae73-5e20-7c08-8012-61b1c4381489 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029338
StatusPUBLIC

Content hashes

Canonical textac7107924276c53c193153065753c53563c78fd37252c25181a8c377d962cdd6
Markdown376658db482716e2f51ff7216bce404a20a92fbf94d5aa178caed65b170d6c4f
PDF
Publication page428dad326734337e97dc39ccc29fdedbceb9d47931a434dcdc2e273bed041944
Manifestd25ea96a57aae03165c10fb6d28cdf0a9205bf4c67ca4042cf9fd97490b9efd2

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
Signature23rkHuVGDGPHhNg2v5lCD960h1dCE+W1Kyv4RRnUZJu9wJK28UYvyccFs4D62sQLaHCKr6PBbY+TUYRO2y/4Aw==
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

2026-09-17T11:38:53.259388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029338
observed 428dad326734337e97dc39ccc29fdedb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:53.241872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029338/manifest.json
observed d25ea96a57aae03165c10fb6d28cdf0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:53.223270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029338/publication.md
observed 376658db482716e2f51ff7216bce404a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:53.204833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029338/publication.txt
observed ac7107924276c53c193153065753c535...
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.