OpenTechnical

OT-2026-000082659

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000082659) never changes.

Identity and time

Publication numberOT-2026-000082659 · never reused
Internal UUID01a0ae97-8cc8-7514-b91d-1d893de5773e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082659
StatusPUBLIC

Content hashes

Canonical textfafd5a946b2fcd8073154238045e6cab0d8d96da6e952537b86b27c6a449326c
Markdown649b671050411fb5fdc011dea5f6be0898807cacd8b6f7f9a17e7d6a7fe58156
PDF
Publication page6885b4e3fdb73a4687a22d8b90b328cd2ea1fa9e4c97a37c6c724f14287c8f41
Manifestf24f9b695e9807491260d7fc9dca8e50fcc4e26d27869643ce09791cd49cb9b2

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
SignatureWKoEiCkYIjbrGJKWqdyk4dkXFFhI30ijgMHkoPMAzoqH244cds9lz1zvBCxEBV600sjFmBy15YPvu6k/TFnMAw==
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

2026-09-17T09:58:13.408155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082659
observed 6885b4e3fdb73a4687a22d8b90b328cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:13.390409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082659/manifest.json
observed f24f9b695e9807491260d7fc9dca8e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:13.372691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082659/publication.md
observed 649b671050411fb5fdc011dea5f6be08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:13.354910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082659/publication.txt
observed fafd5a946b2fcd8073154238045e6cab...
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.