OpenTechnical

OT-2026-000061686

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, vented 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-2026-000061686) never changes.

Identity and time

Publication numberOT-2026-000061686 · never reused
Internal UUID01a0ae8b-b8aa-78b2-bb6f-2a9464e8d0fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061686
StatusPUBLIC

Content hashes

Canonical text205bea49bd7dd128beb591e053a1b62737b449c34da446808746b2709cad396f
Markdownd95e20a1aac4c3f28607002d5c0f6833f80a34515f1b339bc957301e14f5d7b6
PDF
Publication pagef92a99b24f066dff5522b72dc5e00a82cd994e7e82711d5b2896451067017dcf
Manifest61d1b3672d3281107ddc2fccb7568030e1feab510312ca88f5ac22c6476e2b7b

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
SignatureNygjKl135LrF7oxzDIbsS28vWe3sgMLyxx1ay+y8U3YbbDG3WjbZwf7bwYc5ZoCRXDYbHZE16OoD6S/bCfxBCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:14.776232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061686
observed f92a99b24f066dff5522b72dc5e00a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.753708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061686/manifest.json
observed 61d1b3672d3281107ddc2fccb7568030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.734624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061686/publication.md
observed d95e20a1aac4c3f28607002d5c0f6833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.714227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061686/publication.txt
observed 205bea49bd7dd128beb591e053a1b627...
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.