OpenTechnical

OT-2026-000079166

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000079166) never changes.

Identity and time

Publication numberOT-2026-000079166 · never reused
Internal UUID01a0ae96-0b8f-7eab-8607-39a1b75b9dd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079166
StatusPUBLIC

Content hashes

Canonical text48ff6be6140f21787528f40f24775bde4654dc727b5e324ce2b41f4db535d5df
Markdownd38336a802ec6fc6e118bd0608d604c307e968dfdf11ce48d049c6a0a8f1a412
PDF
Publication page6d2d4c575e8724c23455006fd99c3322b453cf28ee3bc59c872f28f7680eafc0
Manifestb165f160c8705644c8c02e5f035f1eb56caa85c90f634e42a6e0918b75bbe460

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
Signaturetlz9e1mnZZcv+fKG/iX8zRDA2M1fDjAudxSmtXuGXS+GeZuISwKjRzAOYXmODxCpr0UW6vmXOoXya4Ctf8T4Cg==
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

2026-09-17T10:04:45.511810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079166
observed 6d2d4c575e8724c23455006fd99c3322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:45.494213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079166/manifest.json
observed b165f160c8705644c8c02e5f035f1eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:45.476850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079166/publication.md
observed d38336a802ec6fc6e118bd0608d604c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:45.459359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079166/publication.txt
observed 48ff6be6140f21787528f40f24775bde...
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.