OpenTechnical

OT-2026-000014149

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, pulsed 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-2026-000014149) never changes.

Identity and time

Publication numberOT-2026-000014149 · never reused
Internal UUID01a0ae6d-b278-782b-89f8-f7b92ef2d74b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014149
StatusPUBLIC

Content hashes

Canonical textd09c79d05a53e92f9ee3d5b88fea8306095026783631bd2eeee538f576dd1efa
Markdownd0abb4fac7c8a8233ad0d7d4f80ca376b7b081b4fc6f08514faa4e675c908a8a
PDF
Publication pagead7fe36e5b4e173905fbf89fc3aebc1680dcb6556b28bfaf02faaa571ad525f9
Manifeste357c53f6d85fa90913acdbb0199e42129abe7b84c4671e192568d42420114ae

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
Signature9em80ux9I79OdzV2tjAqNYp5wMuylM0Tu1du/1/dxE1hX1um6HoO4SpgCeIeLOncnbDZcsES+MZVoAsW2KsqDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:13.791234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014149
observed ad7fe36e5b4e173905fbf89fc3aebc16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:13.770547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014149/manifest.json
observed e357c53f6d85fa90913acdbb0199e421...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:13.752273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014149/publication.md
observed d0abb4fac7c8a8233ad0d7d4f80ca376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:13.732398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014149/publication.txt
observed d09c79d05a53e92f9ee3d5b88fea8306...
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.