OpenTechnical

OT-2026-000033327

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000033327) never changes.

Identity and time

Publication numberOT-2026-000033327 · never reused
Internal UUID01a0ae75-8980-7bb2-a57b-4ecc2f75d9fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033327
StatusPUBLIC

Content hashes

Canonical text31e97296e701200223c68c0abbcc4e27b7a2d4aabf87dbaf9e411055bf272f35
Markdown78196b22a2fab10a44708ea8ae9e70319c2fae171d02a891565b86351915bc30
PDF
Publication pagebfcbe7ee7eb158e3e43611ad6b103b6b31ad3c7b28600da42264c66bd9484be4
Manifest68866dd18ee7150cc6a7cfc87f37f75b63c4f0336eefaa40a78e54962b0e00fe

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
Signaturehu84tM0jy954GUgWYiBadVj0itMkPx7wI5LiS/p29l3BzmBU8N5M+by2erc4kzgttJ1H+mTXAJ7XY+mP/a09Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:32:04.804380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033327
observed bfcbe7ee7eb158e3e43611ad6b103b6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.788192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033327/manifest.json
observed 68866dd18ee7150cc6a7cfc87f37f75b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.770776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033327/publication.md
observed 78196b22a2fab10a44708ea8ae9e7031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.753721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033327/publication.txt
observed 31e97296e701200223c68c0abbcc4e27...
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.