OpenTechnical

OT-2026-000097671

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000097671) never changes.

Identity and time

Publication numberOT-2026-000097671 · never reused
Internal UUID01a0aea1-92f3-7d8b-a474-c5f949899529 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097671
StatusPUBLIC

Content hashes

Canonical text6343bcab497afd81d2946e3a28849c8ad796d6b3e6794b9a533431636d73a1e1
Markdowncece2f0a7655250f06d5fb9ce1728a7de6b7b73df3e7b99e34b711f444c51c41
PDF
Publication pagec3b2dd1e8bfc2a7b33a3745714cb2d15bef5b27d0e20f9ad1c3421810c351c41
Manifestadecc00dbd86d9bc86f6e38552853768d4cfed44de7e0ef4aa7108957d084d96

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
SignatureaEjhOm+SjrCCKFPxG1t0SZyfBxw+yQjBeyuANtCshIiULXaryKaonPmeTv1PcBBaTsOupXHVMxQf/jJsC9P4Dw==
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

2026-09-17T09:32:41.460567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097671
observed c3b2dd1e8bfc2a7b33a3745714cb2d15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.440880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097671/manifest.json
observed adecc00dbd86d9bc86f6e38552853768...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.421985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097671/publication.md
observed cece2f0a7655250f06d5fb9ce1728a7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.404372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097671/publication.txt
observed 6343bcab497afd81d2946e3a28849c8a...
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.