OpenTechnical

OT-2026-000065346

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, vented after 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-2026-000065346) never changes.

Identity and time

Publication numberOT-2026-000065346 · never reused
Internal UUID01a0ae8e-1dfa-766e-a6d4-0e59dd4c3e26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065346
StatusPUBLIC

Content hashes

Canonical text38a8d5eb230367252708756824978edf11a30ceadff1d868701ca2fa2df93bb4
Markdownf004ee4fc13f241e7167c185f30fcc802b4a1f13dc01aafcf088707a0aa0f46a
PDF
Publication page1bd917fd5a698bf49ecbadc83983e1129d0c6054eaac341781d7676e835b2f6f
Manifeste5925f2b8fa3948089b7679c90c4fe8de9d7e639a83df0c2c41de70648137d35

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
SignatureuVzwUWrTAGnioHu2drYvvzAyav1YaT7LopSgWCaU/aA5zACm6yW+uZqKLjQmhRpZ69AiW0UUTiNp5eV1ipyLDA==
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

2026-09-17T10:35:19.807705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065346
observed 1bd917fd5a698bf49ecbadc83983e112...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:19.789913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065346/manifest.json
observed e5925f2b8fa3948089b7679c90c4fe8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:19.773022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065346/publication.md
observed f004ee4fc13f241e7167c185f30fcc80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:19.756093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065346/publication.txt
observed 38a8d5eb230367252708756824978edf...
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.