OpenTechnical

OT-2026-000094513

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000094513) never changes.

Identity and time

Publication numberOT-2026-000094513 · never reused
Internal UUID01a0ae9e-f4e9-7e89-8cc4-58f405fef6a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094513
StatusPUBLIC

Content hashes

Canonical texta524eaf78e19500965e6fa4f95c44622455e5a422dc977d2f80f5aef5cb0800d
Markdown9714d086a65e17d51d07560060dafca7e945b55736aa1127fbd3a254bc84cdb5
PDF
Publication page100680757f68619bfebf7dd8988488bbe0d976dd90ac725cc5d0b16b2bbb9fee
Manifest3ffc6eff6de93124a11a05f0014b1b3c27c57ff0a60f678521f2be684cb8cdfd

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
SignatureAPaO51VLwkb95mKh+GliFEWjSuN7lWRBG+QOSep05MIAk1wC6OrIH7QK7fNSnfMHjCFG+kVac8pIGIqtx9QcCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:56.973540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094513
observed 100680757f68619bfebf7dd8988488bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.954531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094513/manifest.json
observed 3ffc6eff6de93124a11a05f0014b1b3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.869896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094513/publication.md
observed 9714d086a65e17d51d07560060dafca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.850116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094513/publication.txt
observed a524eaf78e19500965e6fa4f95c44622...
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.