OpenTechnical

OT-2026-000084678

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000084678) never changes.

Identity and time

Publication numberOT-2026-000084678 · never reused
Internal UUID01a0ae98-e25c-76b3-8790-f29d14332dbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084678
StatusPUBLIC

Content hashes

Canonical text812dfe4ac7b0e1c586aaf00085b6dc6089d82a917574c5c8801cf2a76aa9dc48
Markdown39585477a6794647ed121796094bd8e31e49b36765f881ba380000e955db731a
PDF
Publication page2fa95cd7b910fb10b07d3ae9ff17a1c349cf880e3e6878165ac33e0cf3930989
Manifestf3d4f5329a5f8314d8fbec3bbba71acdcde81731cd6ef2ba6f0f0a1f6abb1f77

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
Signature/FpwjJNc1fWx6VFHK6F2+NSRI/fjGcGSi2GbLkQCwygi+a3DWKU+QRxGezQ5tLdJp59brGcoFeFlxePaZ3VdDQ==
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

2026-09-17T09:55:36.265532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084678
observed 2fa95cd7b910fb10b07d3ae9ff17a1c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.247645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084678/manifest.json
observed f3d4f5329a5f8314d8fbec3bbba71acd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.230444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084678/publication.md
observed 39585477a6794647ed121796094bd8e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:36.212728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084678/publication.txt
observed 812dfe4ac7b0e1c586aaf00085b6dc60...
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.