OpenTechnical

OT-2026-000062203

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000062203) never changes.

Identity and time

Publication numberOT-2026-000062203 · never reused
Internal UUID01a0ae8c-0abd-7f48-b2bf-a6b7236f91e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062203
StatusPUBLIC

Content hashes

Canonical textbf1758feb6426870e7811c9e9ed6fcfc4bcede137bfd18ec0d7db004337ac47a
Markdown2b1e098346e356248a87bdfa9065ab295de2969a29d626d5f5b517e47602adfa
PDF
Publication page98e3ddc542e3ca8da9661ec6193e7b2df49a4dfc4fb9518012cd55a5e5c39b0f
Manifest10614bb5506b8848cd17f58864bd0806816d2e017dd5d92debff768b3cff688b

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
Signature2UkUxzoLbn5Az5hfnB8deo5UbvAZM02xJt/qKTJ2m7H0JaApu9PYNVbAujMI1+4+TdFT1KJ6H+xPL+Mc3Gf/Cg==
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

2026-09-17T10:39:28.154994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062203
observed 98e3ddc542e3ca8da9661ec6193e7b2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:28.136980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062203/manifest.json
observed 10614bb5506b8848cd17f58864bd0806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:28.118387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062203/publication.md
observed 2b1e098346e356248a87bdfa9065ab29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:28.100424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062203/publication.txt
observed bf1758feb6426870e7811c9e9ed6fcfc...
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.