OpenTechnical

OT-2026-000016281

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000016281) never changes.

Identity and time

Publication numberOT-2026-000016281 · never reused
Internal UUID01a0ae6e-2d11-743f-b7e6-bfd68837ab9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016281
StatusPUBLIC

Content hashes

Canonical text5f8eb4fdf69c648076d6b2e420ab5d59d11daf66226e6b76c63f2768bc609912
Markdown848683b7642a09a798caefdad2b2690f0679abbfe3cfb8c4ad3c78bdb6f5994d
PDF
Publication pagea8324e3b203487039a741bf6ed7bdd508d09c15bf35cfe98ccd72869b35060a1
Manifest82c3ecdf6f69ec2c3dd722093b1ae48dd870f0cb7bcd6757faf62201ccd6dc32

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
SignatureaGPR9tZiRJ4tssxROLDgwv1eJi+tsNUu3P6NFlip1dZGjztPEQheFXsfM9w4VoXr8cM+30iCKmU8lrTb4nnOCA==
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

2026-09-17T12:03:46.029498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016281
observed a8324e3b203487039a741bf6ed7bdd50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:46.012395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016281/manifest.json
observed 82c3ecdf6f69ec2c3dd722093b1ae48d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.993896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016281/publication.md
observed 848683b7642a09a798caefdad2b2690f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.974815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016281/publication.txt
observed 5f8eb4fdf69c648076d6b2e420ab5d59...
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.