OpenTechnical

OT-2026-000078313

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000078313) never changes.

Identity and time

Publication numberOT-2026-000078313 · never reused
Internal UUID01a0ae95-7c27-7a16-92de-f6624247d74c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078313
StatusPUBLIC

Content hashes

Canonical text6e1852d2bd5ea0a7110d7b73b333a091ae7e258cfea2903884360a14039164ee
Markdowne42b3f0302850cd5cfa94bb1a7a53b63ac813c0ed203516a8ef8056f3ac681b6
PDF
Publication page00b61e3be74f4080231e3e9d0cfbc80031136f3f8e1c78f5ea28c2aa75a68f2a
Manifest7fe241c2a21199e17059f2c70ecf71d03736d311ea28996e45e0874333b91785

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
Signature7Gb5I+TTstq6omf+eKniNbsEAkByT8L7OzHgxcH+aIOFpyjutpMR2ZmPxDgKRaacvN+clPXc+EXM3rk1nPBRBA==
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

2026-09-17T10:06:16.737536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078313
observed 00b61e3be74f4080231e3e9d0cfbc800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:16.718899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078313/manifest.json
observed 7fe241c2a21199e17059f2c70ecf71d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:16.699447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078313/publication.md
observed e42b3f0302850cd5cfa94bb1a7a53b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:16.682413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078313/publication.txt
observed 6e1852d2bd5ea0a7110d7b73b333a091...
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.