OpenTechnical

OT-2026-000030277

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000030277) never changes.

Identity and time

Publication numberOT-2026-000030277 · never reused
Internal UUID01a0ae73-e500-7d16-8c18-21a574e2ce6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030277
StatusPUBLIC

Content hashes

Canonical text4f35f8b7d9e1c827d8040f66b62a1b263ee0c91f3dc4c100d2da8385bba04e84
Markdown058552a04375959c4e19ca12a3f39af8c1eaa72ace507e6bf91afe9688878796
PDF
Publication pagedf0ec3cec3f847aac519f76d37670c358d163edaed9318db086b6046bc672a3a
Manifest3d25919d54b64e5138c74230d5ff3c5f48e27df8a8a1798bb32c5c57d141b962

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
SignatureH2/0+2uiyX28/Xv1uZ2fQHhKJn5K1oz176yUVpjDiXPT7+adrHOwniun11tJz8jH0g6YCf5JZScn2OGgciqqCg==
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

2026-09-17T11:40:46.730787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030277
observed df0ec3cec3f847aac519f76d37670c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:46.708614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030277/manifest.json
observed 3d25919d54b64e5138c74230d5ff3c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:46.690031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030277/publication.md
observed 058552a04375959c4e19ca12a3f39af8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:46.672698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030277/publication.txt
observed 4f35f8b7d9e1c827d8040f66b62a1b26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:56.627327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030277
observed df0ec3cec3f847aac519f76d37670c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:56.607647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030277/manifest.json
observed 3d25919d54b64e5138c74230d5ff3c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:56.590067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030277/publication.md
observed 058552a04375959c4e19ca12a3f39af8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:56.571376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030277/publication.txt
observed 4f35f8b7d9e1c827d8040f66b62a1b26...
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.