OpenTechnical

OT-2026-000083363

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, 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-2026-000083363) never changes.

Identity and time

Publication numberOT-2026-000083363 · never reused
Internal UUID01a0ae97-c964-7e7a-abf0-a17adbe9e81f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083363
StatusPUBLIC

Content hashes

Canonical text365573b32cde83ec251021af3e8e29cecef17bd44dd4de70f5959838ad7d167a
Markdownfcd8c71d3e1d8612fd4d5652594096c69a6e1f86b9a426c8c0e631a3037ce8f4
PDF
Publication page2b7a349cac67fc7a0e642ec11797efd7f943531e8a7f734d4698fc262dcccc0b
Manifestba5ade5f643a8a1dc6c664b1ed452f73647edc00528302f7bdf93e072d801886

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
SignatureBhncMjc9+q/TRsEXB6aS3wmBI0wMPvGruM7uaV8QGEUR8J+rhJcYVm64s8Gus8GUpKbDBvslMB0mgH7Z1SxlBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:39.044747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083363
observed 2b7a349cac67fc7a0e642ec11797efd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:39.026922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083363/manifest.json
observed ba5ade5f643a8a1dc6c664b1ed452f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:39.006014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083363/publication.md
observed fcd8c71d3e1d8612fd4d5652594096c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:38.986581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083363/publication.txt
observed 365573b32cde83ec251021af3e8e29ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.953932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083363
observed 2b7a349cac67fc7a0e642ec11797efd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.938430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083363/manifest.json
observed ba5ade5f643a8a1dc6c664b1ed452f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.923332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083363/publication.md
observed fcd8c71d3e1d8612fd4d5652594096c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.907693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083363/publication.txt
observed 365573b32cde83ec251021af3e8e29ce...
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.