OpenTechnical

OT-2026-000054553

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000054553) never changes.

Identity and time

Publication numberOT-2026-000054553 · never reused
Internal UUID01a0ae86-1283-70db-a4cf-805dd5154ba0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054553
StatusPUBLIC

Content hashes

Canonical textb298f172d584d448f42142449472a99bb031d4e055dc21c1c3eb20bb5570f90f
Markdown482a1943a3483fc39082e60bca7e5b616d7c6dc4226d8cb9ea93faaee4cc8c4e
PDF
Publication page03188a1acb30110168cc6399bf794d4d70033d455895d70761705426feda045c
Manifest3e6e1e058830f8033dce04587f3d87416338e5f05620d6c4b483d5bdc9499a98

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
Signature/Uoml2pYWzXWteTfw2s9Y0pkNtsAkcMwvOVN6QIrUjHjmUKp66ZSBwa/l5NosfzjRYi4XruxecLDvTHylbQ5Dg==
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

2026-09-17T10:53:35.543192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054553
observed 03188a1acb30110168cc6399bf794d4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:35.524203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054553/manifest.json
observed 3e6e1e058830f8033dce04587f3d8741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:35.504362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054553/publication.md
observed 482a1943a3483fc39082e60bca7e5b61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:35.483972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054553/publication.txt
observed b298f172d584d448f42142449472a99b...
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.