OpenTechnical

OT-2026-000019295

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, pulsed blow-off before 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-2026-000019295) never changes.

Identity and time

Publication numberOT-2026-000019295 · never reused
Internal UUID01a0ae6e-f392-74f5-b745-dacc1e44ac08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019295
StatusPUBLIC

Content hashes

Canonical text8c702285db06147622bfca6f8ffb122ef56eb1b67efd13887d891a64a07074dd
Markdown8a6abaf4360cc3a1eee0a97355679ec5530c12fb918e1715d45c9e21c465b4f3
PDF
Publication pageb743126f4cac00c3cf03a47e774a0cf2254304d57b7e4517b4ddc8598a7b12b3
Manifestf3d0d9c84ea35a66c78407758dff935d4c21d6f53276250f2b4242567a5a4b32

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
Signatureglz/ZijGxmM5PhzkaRrbxrXl14Y1V30RbgVrhbVkoVjpX0ZVoK00xEfGfM3Tzc29sAae4vBx0kZc2YKaXFAHAQ==
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

2026-09-17T11:58:39.087295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019295
observed b743126f4cac00c3cf03a47e774a0cf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:39.068197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019295/manifest.json
observed f3d0d9c84ea35a66c78407758dff935d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:39.048652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019295/publication.md
observed 8a6abaf4360cc3a1eee0a97355679ec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:39.030215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019295/publication.txt
observed 8c702285db06147622bfca6f8ffb122e...
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.