OpenTechnical

OT-2026-000098708

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000098708) never changes.

Identity and time

Publication numberOT-2026-000098708 · never reused
Internal UUID01a0aea2-42ae-75f3-9a04-6142903a7e6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098708
StatusPUBLIC

Content hashes

Canonical text29cbd6466823ce5bcc4c9cf927a9836425a1f183fcf4a7ac7745f962d3c0a8f0
Markdown00a5845dec6bfb5c8aa86af039d57344a9edb994819976dc428c499ec5fae46a
PDF
Publication page600ab67635cffbc3976b960f49ef87f9d14e3fe2b14dd6edfe1db9e445330af4
Manifest76c91a151df41a40934709861d5ca2010a446e6cc13c4a413deed23a72c3d0ac

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
SignatureE+2yLadnknXfoB6YeBGIRanOuLGkoWPMpGSpKXKbQXPlV6RkKMhUQDeY2JELM+Au8esLH/xrC+qT6PWrMXQ5BQ==
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

2026-09-17T09:31:00.895947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098708
observed 600ab67635cffbc3976b960f49ef87f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.876883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098708/manifest.json
observed 76c91a151df41a40934709861d5ca201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.859209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098708/publication.md
observed 00a5845dec6bfb5c8aa86af039d57344...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:00.840507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098708/publication.txt
observed 29cbd6466823ce5bcc4c9cf927a98364...
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.