OpenTechnical

OT-2026-000102654

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, pulsed blow-off 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-2026-000102654) never changes.

Identity and time

Publication numberOT-2026-000102654 · never reused
Internal UUID01a0aea4-858b-7fd6-988b-20bc27bb3164 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102654
StatusPUBLIC

Content hashes

Canonical text55adc5e8d11a2136f3aa663f21c1d2a811b912b7a6fe640623664e0b6af58600
Markdown3d06ee3198017c6c5aefedf18ef801d287e35943b3f8aeff4508ff22092f3bfa
PDF
Publication pageefeb035dcc283b8320704f098211c62d62e504c6a7b564e4e8b46f8a78a557fb
Manifestb9f44d6599131d76313dd745f9d9cf095676ea5a82384dff74d6850c41f027c8

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
SignaturevIhRYttSYKuok1anIqEpLCZBcGUsSYr4TDUHkKRJLuHD54PtdKu1JJZzE4pu999f1F9R2eO1kQywJ2W57C/4DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:09.217781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102654
observed efeb035dcc283b8320704f098211c62d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.196542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102654/manifest.json
observed b9f44d6599131d76313dd745f9d9cf09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.176875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102654/publication.md
observed 3d06ee3198017c6c5aefedf18ef801d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.159498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102654/publication.txt
observed 55adc5e8d11a2136f3aa663f21c1d2a8...
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.