OpenTechnical

OT-2026-000077138

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000077138) never changes.

Identity and time

Publication numberOT-2026-000077138 · never reused
Internal UUID01a0ae94-f507-7409-a5a0-5ad0f44ccaf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077138
StatusPUBLIC

Content hashes

Canonical text833b9745eacc8560dbfa98af36e1663c214c99dcc227cb53513c27e7bc1471d9
Markdown236a4259fe4f44079fba749d5858e15e140bba959b68bca0c50d7474d0c031c5
PDF
Publication page91484b2d979a0e0252c724b706eaae62439c493a19fe3e2190529286d897e12e
Manifestea202734b643f3b1527ab190f16be758d7a7d5e6b73f5604fa4cfb8e1b89b68b

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
SignaturekSp5D0EzYoinISzyq5XSXekkYFueO7BXN/93wYe8kHhIFWQkgmV24Ym+G1fVTBj/v8h0Yhd3WMFHLVKMtGhGBw==
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

2026-09-17T10:11:43.717546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077138
observed 91484b2d979a0e0252c724b706eaae62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:43.696186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077138/manifest.json
observed ea202734b643f3b1527ab190f16be758...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:43.555579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077138/publication.md
observed 236a4259fe4f44079fba749d5858e15e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:43.531960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077138/publication.txt
observed 833b9745eacc8560dbfa98af36e1663c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:36.808096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077138
observed 91484b2d979a0e0252c724b706eaae62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:36.791227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077138/manifest.json
observed ea202734b643f3b1527ab190f16be758...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:36.772392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077138/publication.md
observed 236a4259fe4f44079fba749d5858e15e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:36.753497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077138/publication.txt
observed 833b9745eacc8560dbfa98af36e1663c...
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.