OpenTechnical

OT-2026-000008676

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000008676) never changes.

Identity and time

Publication numberOT-2026-000008676 · never reused
Internal UUID01a0ae6a-e46b-75dc-9ff1-67e063739bb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008676
StatusPUBLIC

Content hashes

Canonical textfc0711b485dba35d745fab42b292d541b1f2910cd67eec05c0a06f2dc0df4650
Markdownff5d7188ff6347d08f06ce17c5605b8a3d68f7c4e765b39c44dbc8dbb59705e5
PDF
Publication page54134f47b1bbc981fec4684b9a09523eb4b63195a81d810f4b38d41778a6bcb9
Manifestd3e65624cf73f9d6853950cacbad9975ab3b5c07d251e4963ab65978e0905c32

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
Signature4yMXQ8mDAaCvhATBlFtHWEyiY2q2RSBoZ/CvR21kK9nAOcODf+ha/ez6u/mpfhgJOvHchj+DXBQlmtIoT7nJCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:39.573305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008676
observed 54134f47b1bbc981fec4684b9a09523e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:39.553900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008676/manifest.json
observed d3e65624cf73f9d6853950cacbad9975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:39.535196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008676/publication.md
observed ff5d7188ff6347d08f06ce17c5605b8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:39.518143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008676/publication.txt
observed fc0711b485dba35d745fab42b292d541...
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.