OpenTechnical

OT-2026-000076536

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000076536) never changes.

Identity and time

Publication numberOT-2026-000076536 · never reused
Internal UUID01a0ae94-6a71-78fb-a2d6-578ed08bcac3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076536
StatusPUBLIC

Content hashes

Canonical text3ffff41548b94e28c11302a73c635c33875359eed1971f696b32de699caa9eaf
Markdown000d3471a404d0983ce3ebc95c7d6161fbadeeb072e44a2726a9064815c683f7
PDF
Publication pageda28932d939b9693da29b604d941fa992515f6737813b3c568ca6b2e30591854
Manifestb5f826e418e1d496782220f8c09821b2b8a8228e3c02c8ab23d7bddc1f71ac23

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
SignatureHeD//0trxgBhvszLj3uH/sdHJ/u+kAomT5Es8Zy5M3eoESyN55Rt2vaTb5a8kAZSGexN7k0ALIYp9DFW+U+OBA==
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

2026-09-17T10:12:53.529592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076536
observed da28932d939b9693da29b604d941fa99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:53.511522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076536/manifest.json
observed b5f826e418e1d496782220f8c09821b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:53.492828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076536/publication.md
observed 000d3471a404d0983ce3ebc95c7d6161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:53.475552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076536/publication.txt
observed 3ffff41548b94e28c11302a73c635c33...
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.