OpenTechnical

OT-2026-000063156

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000063156) never changes.

Identity and time

Publication numberOT-2026-000063156 · never reused
Internal UUID01a0ae8c-94aa-7080-8abc-cb9ad8b9ae33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063156
StatusPUBLIC

Content hashes

Canonical text309154dbfb40b8af693658171212079ef79f8a4915e622a861b4b9dfdb3061ac
Markdown03c2a53e18e52ebbfa3b158498d5539f2363963e03bdc4dcef52fd64a51a2d24
PDF
Publication page03f1ad2e580f2cbbc7e4314e9e8cfbeea14044d5daf964b639dd242928c64d92
Manifest00a846eac21972cceb0d0524dfa0a69d06ec6c6c55a3bc32035573adaf69d2dc

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
SignatureLeYwvtPipNzQs52QthBfkjz8Pzs/8qNmMDArOvu9Nv2B8z6hyd7VmAa9pQsTtf0CeczGp8DpmZQiPiQkts2ICQ==
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

2026-09-17T10:38:56.636810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063156
observed 03f1ad2e580f2cbbc7e4314e9e8cfbee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.618838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063156/manifest.json
observed 00a846eac21972cceb0d0524dfa0a69d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.600030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063156/publication.md
observed 03c2a53e18e52ebbfa3b158498d5539f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.582369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063156/publication.txt
observed 309154dbfb40b8af693658171212079e...
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.