OpenTechnical

OT-2026-000083696

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000083696) never changes.

Identity and time

Publication numberOT-2026-000083696 · never reused
Internal UUID01a0ae98-0416-7dc6-9cf9-2d30f5b19b02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083696
StatusPUBLIC

Content hashes

Canonical text776272b50fe4b5e935e890446092234eec83a8417eae522a8163df14c3b5165a
Markdown32fea61bca7370777c891cebdb3659418933e2a4b0424a6f87fa0aa321413320
PDF
Publication page318e5976bc8796ed7c50512db97dba6e9823c1dbe17613a4f1fb5854038ef2b9
Manifestb4435bf6ef68e9b6c76176fc3d56872760770c410a5a65364b5c657315226c3d

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
SignatureiC2+Tf3eYxvYf/pUKmZfISokK+JpO1wDmb0nbfBZbm8nnqkeRyzCMsMythLC0IMTeGDTFOeD5lECONaHCiHNDg==
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

2026-09-17T09:57:19.447215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083696
observed 318e5976bc8796ed7c50512db97dba6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.431182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083696/manifest.json
observed b4435bf6ef68e9b6c76176fc3d568727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.413914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083696/publication.md
observed 32fea61bca7370777c891cebdb365941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.398122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083696/publication.txt
observed 776272b50fe4b5e935e890446092234e...
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.