OpenTechnical

OT-2026-000049613

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000049613) never changes.

Identity and time

Publication numberOT-2026-000049613 · never reused
Internal UUID01a0ae81-8fed-7056-8954-784ffcf55cea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049613
StatusPUBLIC

Content hashes

Canonical text515c4b2b9ab04d8ee462811c59355192657a05ba3c283af821a9769d89f58b63
Markdown2c2b4fbe5894e9fdf6e2055619eb79e9c2e4d7492cde574681f2f38ce71eb6d5
PDF
Publication pagec10c81705d920cb78b4a0437856e33244f5cdc96a925066bbe51a236e008b827
Manifeste5192d81087b7b4d302f1832a58942f00964d3a8cc6bb2d211a9dda64d1be8e2

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
Signaturenzvc7VgpEWfSrSDTTW8NXzVm7DN1KH181EdUCutuliLkQ/WeYTXlT41fO+/2Uip4/lnNquqRoWt7odlPq14VBw==
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

2026-09-17T11:02:35.925222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049613
observed c10c81705d920cb78b4a0437856e3324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.907560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049613/manifest.json
observed e5192d81087b7b4d302f1832a58942f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.890177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049613/publication.md
observed 2c2b4fbe5894e9fdf6e2055619eb79e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:35.871793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049613/publication.txt
observed 515c4b2b9ab04d8ee462811c59355192...
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.