OpenTechnical

OT-2026-000026977

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000026977) never changes.

Identity and time

Publication numberOT-2026-000026977 · never reused
Internal UUID01a0ae72-3453-70be-a415-d9eec59bc076 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026977
StatusPUBLIC

Content hashes

Canonical text137e16497af16ad71237a5cfa86eb445ceb8f2e6fb2b7052e0772252d982aab4
Markdowne304f1f68e51280f1a8ba18e09cb45b82f9fc0758b3a39792c4f375eb7a58369
PDF
Publication page23e141c1f9bd9039a27ca84d43bf864646ff639b2fa6c4dad15e5ac48f790e96
Manifestb170ec034cccbf7fece05362cbbadf9b897a8dadecb23e4c155ad356012e1b36

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
Signatureyb3C+y5THvMY6C9XWcjmee6KQ5BKgz4iWc150x5wgXpkQUotH4ZWZ3qag/8nyp54/2Mi4tRvGgZiJChhlFk6Dw==
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

2026-09-17T11:43:36.127409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026977
observed 23e141c1f9bd9039a27ca84d43bf8646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:36.110663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026977/manifest.json
observed b170ec034cccbf7fece05362cbbadf9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:36.094846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026977/publication.md
observed e304f1f68e51280f1a8ba18e09cb45b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:36.076357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026977/publication.txt
observed 137e16497af16ad71237a5cfa86eb445...
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.