OpenTechnical

OT-2026-000016671

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000016671) never changes.

Identity and time

Publication numberOT-2026-000016671 · never reused
Internal UUID01a0ae6e-5918-7380-a879-2a3eb5bf4ffa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016671
StatusPUBLIC

Content hashes

Canonical textc9b866ded8a75d488fc10ece305e64eabfa44295c2c7798d24fa063b0a4460f4
Markdown0f8a9aee195c69bca4d62742a3257329f76661599a2750644808b9439678a7ee
PDF
Publication pagef5e408d59f4c34829d6c9563751cb9f0a0cc4ca71a9d33f6e2a19a3bdd3fe4ba
Manifestc13ee92e5aecdc3c9afb2f88b456eebed8f5a69271410de4bd1671e95e3fc400

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
Signature7TXzPn30iDHBU4TXY/z81Jz8EOULe/xV7GHNldoemQxVyHsKx8MNrZSqjDft39OPe7hv8axzRqNbhpgXWfivBw==
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

2026-09-17T12:02:53.260166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016671
observed f5e408d59f4c34829d6c9563751cb9f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.243999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016671/manifest.json
observed c13ee92e5aecdc3c9afb2f88b456eebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.226567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016671/publication.md
observed 0f8a9aee195c69bca4d62742a3257329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.207999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016671/publication.txt
observed c9b866ded8a75d488fc10ece305e64ea...
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.