OpenTechnical

OT-2026-000104114

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, pulsed 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-2026-000104114) never changes.

Identity and time

Publication numberOT-2026-000104114 · never reused
Internal UUID01a0aea5-341f-70c8-a295-da077a61bb9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104114
StatusPUBLIC

Content hashes

Canonical textb2277296190717782a8752e897a9a6879414b414be75b4127737529ae6f1415a
Markdown66005981d0131f10bd6556cd50f87095febcfd5c17d2698e0907b61700f8d28c
PDF
Publication page1257a5ccf78d96ade57f28875ea4416088377790e1ea40cfd45da60cd091f3cc
Manifest572e151bcc172eef9b5d9f34e6343bb4f713400b8a89864d5ec4a65b426a22da

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
SignatureP+4tiU3FbDr35bL3pWfT6JPEhhxBJ667liyXbzNyJ2WXFcGII9pxsPxZW8/InhQi8gIPcxhzEe2vz+SoBzZADw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:11.441304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104114
observed 1257a5ccf78d96ade57f28875ea44160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:11.421961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104114/manifest.json
observed 572e151bcc172eef9b5d9f34e6343bb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:11.403841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104114/publication.md
observed 66005981d0131f10bd6556cd50f87095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:11.386802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104114/publication.txt
observed b2277296190717782a8752e897a9a687...
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.