OpenTechnical

OT-2026-000065223

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000065223) never changes.

Identity and time

Publication numberOT-2026-000065223 · never reused
Internal UUID01a0ae8e-1dfa-73a1-bcca-a6923dee47d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065223
StatusPUBLIC

Content hashes

Canonical texte649c0730aa0ca89ffbc5e37f1ae2304ab8e74c9e705e4037ca2013d2d609ece
Markdown717c546c13be02ab11a92513c819649a489b1306e7ba67acbab65aca97d5b91e
PDF
Publication pagea3a1cc5da78e1a068f02f9359bedbbc969489773e39004298d34f77d8441b6b2
Manifest2393aca3b33089174c470131e72d51843ca6c7b1098d20f3ef557786c94aaf26

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
SignatureaKjiK7p6kD+l70m+LXtXPRU9KqxnF73tsm2CJ4YDlvxGu9vStUxF7nwIzO/c8PWqw+v++5O8v+XsBnORe3VlCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T16:41:46.078951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065223
observed a3a1cc5da78e1a068f02f9359bedbbc9...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:45.912238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065223/manifest.json
observed 2393aca3b33089174c470131e72d5184...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:45.758269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065223/publication.md
observed 717c546c13be02ab11a92513c819649a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:41:45.583729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065223/publication.txt
observed e649c0730aa0ca89ffbc5e37f1ae2304...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.636371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065223
observed a3a1cc5da78e1a068f02f9359bedbbc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.618120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065223/manifest.json
observed 2393aca3b33089174c470131e72d5184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.599932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065223/publication.md
observed 717c546c13be02ab11a92513c819649a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.583286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065223/publication.txt
observed e649c0730aa0ca89ffbc5e37f1ae2304...
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.