OpenTechnical

OT-2026-000055068

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000055068) never changes.

Identity and time

Publication numberOT-2026-000055068 · never reused
Internal UUID01a0ae86-5e81-7071-be2d-515723c0e559 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055068
StatusPUBLIC

Content hashes

Canonical text4e62d030bb49e044f4ae71fb51e54b19c77b4aa1d7c6fb43ef54909cbe19f969
Markdown1c1781e7e60c5864e5f4352d2c00235c5babb4b3ee3807c5a782d67b71baa998
PDF
Publication pageea65610344fdd9a60b213dbc5040f289cb848527d924cb3a4d9123ad36da08e9
Manifestb3af08458e9643cda2a6629dd91bbc0572624f51a1e5da1ae92597a5e06dee8e

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
SignatureTojHZ3W6c4owxICFbMlHzBki+Nl7naUXBJrs0kq3lANrIlNUDUNAZFUIGipG6EAJJoq13QAsw/ILSk44N1OEAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:13.203275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055068
observed ea65610344fdd9a60b213dbc5040f289...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.184956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055068/manifest.json
observed b3af08458e9643cda2a6629dd91bbc05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.166195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055068/publication.md
observed 1c1781e7e60c5864e5f4352d2c00235c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:13.148527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055068/publication.txt
observed 4e62d030bb49e044f4ae71fb51e54b19...
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.