OpenTechnical

OT-2026-000078907

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two 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-2026-000078907) never changes.

Identity and time

Publication numberOT-2026-000078907 · never reused
Internal UUID01a0ae95-ccbd-7183-95c3-b420fb04ad36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078907
StatusPUBLIC

Content hashes

Canonical texte469c5ce3c70664ee18e64e04a0b2160de2c10a569c20747e7231b69fde39bcb
Markdown6552afda5bddcb19e5ed83386fac0f453065c512f0425f3ae3cc597edfe2d243
PDF
Publication page05fcdd7225497e641ee234fefc28e62e213fd02af2a271ff42b2342037afddda
Manifest98639ab93e14fc8a4d3e0a7fa5ee091d37510bcaede98f850732e2bdeadf1eaa

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
SignatureRhYlqcI8LtrcKQj6ZVB9OlpNf6UeZGPdaNsy//ThO8vH10V6bGlObMMJficwHxgl/I+LpQ97Z5c1M83Qa1xpAw==
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

2026-09-17T10:05:43.243098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078907
observed 05fcdd7225497e641ee234fefc28e62e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:43.224632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078907/manifest.json
observed 98639ab93e14fc8a4d3e0a7fa5ee091d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:43.205463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078907/publication.md
observed 6552afda5bddcb19e5ed83386fac0f45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:43.185909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078907/publication.txt
observed e469c5ce3c70664ee18e64e04a0b2160...
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.