OpenTechnical

OT-2026-000070084

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000070084) never changes.

Identity and time

Publication numberOT-2026-000070084 · never reused
Internal UUID01a0ae91-1861-765c-aec9-9ac5d4554cb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070084
StatusPUBLIC

Content hashes

Canonical text04f0adec46746597c43658556d062c0a004142302443a34d8ee625e9098cfc5c
Markdown722aaa7356a22f6309c83d4e664b0c84447fbeed7f2789edec4a5ed3874655dd
PDF
Publication pagebf78c6cdb9f937bc1ff248f777d6ee89c6ddb550ee6c9872585e4f58c025c01e
Manifest06068e3c1078d07333eac530a2bfe318f5219ab3952955fd21474d7889028a5b

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
SignaturetfaSdRKhUt+wQQaE/ZYdWw+Ziiiq9/HN0GBD+IOQZ/JLwdFxeWwY9AQZ0hN8+FqSFIlXOfqaZjVKwfaLm0igAw==
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

2026-09-17T10:27:03.024442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070084
observed bf78c6cdb9f937bc1ff248f777d6ee89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:03.006731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070084/manifest.json
observed 06068e3c1078d07333eac530a2bfe318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.988057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070084/publication.md
observed 722aaa7356a22f6309c83d4e664b0c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:02.971887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070084/publication.txt
observed 04f0adec46746597c43658556d062c0a...
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.