OpenTechnical

OT-2026-000069905

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000069905) never changes.

Identity and time

Publication numberOT-2026-000069905 · never reused
Internal UUID01a0ae91-1860-7455-9a55-d9d5bd0befc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069905
StatusPUBLIC

Content hashes

Canonical text27d3d80b2e44d99dd3bc045f6d78472c8f6a114ecda9452b2dd925f19ace90a2
Markdown714406abe65dca290a7503fbace6f50b2b728eb17c2245bee3f54b53e03609a1
PDF
Publication page7548cae93975eecbeec506ca4549379c6bd89d50a7d26d134cd4d23b82e033d2
Manifestb0d590ad742a3c2585facae90652e42e2422f7f26f151d23f3742464fdf8dc66

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
SignatureIz/l76w9zg1IUqu5SAwWMo4xTX1206mx1twE276LHS45/PP+ohsDwAtN66BNGsm46Wff1nXVLSbd/wqs2VWfCg==
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

2026-09-17T10:26:44.486415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069905
observed 7548cae93975eecbeec506ca4549379c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:44.468206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069905/manifest.json
observed b0d590ad742a3c2585facae90652e42e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:44.450079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069905/publication.md
observed 714406abe65dca290a7503fbace6f50b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:44.432011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069905/publication.txt
observed 27d3d80b2e44d99dd3bc045f6d78472c...
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.