OpenTechnical

OT-2026-000070348

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000070348) never changes.

Identity and time

Publication numberOT-2026-000070348 · never reused
Internal UUID01a0ae91-545f-7538-8841-ad14a84621b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070348
StatusPUBLIC

Content hashes

Canonical text16d0a225ae789b37bccb06ccd391a7d9ac7bef617e7bc73859709a2d0a5fbb9e
Markdown765bb00053ca9e59f04cb9e47683af0b43ac371582fc9475f07f8808dd17af8c
PDF
Publication page36a77d1c089c83a0b1fc88eeedfa7726a79841ba9fe16dbff948b22c2f33647f
Manifest64a3ebbdd8b7ea1dcb2bac8e5b6f75d1b46b644710010637f030d20b3e5dbd51

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
SignatureK1g5R/t5xfvkVgPV0SYTQJw7AyeKKKz3aIZxvihzpnrGJVgfXunzYl1WLFAMZgv9sbtqFpIhD4WH2iLDmlMSCA==
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

2026-09-17T10:26:08.640751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070348
observed 36a77d1c089c83a0b1fc88eeedfa7726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.620951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070348/manifest.json
observed 64a3ebbdd8b7ea1dcb2bac8e5b6f75d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.603638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070348/publication.md
observed 765bb00053ca9e59f04cb9e47683af0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.584928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070348/publication.txt
observed 16d0a225ae789b37bccb06ccd391a7d9...
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.