OpenTechnical

OT-2026-000071232

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000071232) never changes.

Identity and time

Publication numberOT-2026-000071232 · never reused
Internal UUID01a0ae91-e0ec-705d-80cc-7bc1d572313d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071232
StatusPUBLIC

Content hashes

Canonical textfb15857596a6c60d560736eada4dac7d23e9590f6942e5511b08535fd24a9b1e
Markdown9b897299f2c7c1a9175f6336172124655496f9456727d3dee3d0c59488f241bc
PDF
Publication page4f17c6138218123037b3abd082c721f11ff59e23b2c3549a5986f5753636ab48
Manifestee039a5f341a2b294aa5fe7e933c0d8e3ef0c1bebb99f8c003d4f0cff99544aa

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
SignatureYMQ/C3CRbfPpTlXpxDY8RynmuECGBtwSXlYMyf4oT1q7X0qBwNCAEq/TS8OEGI4gsjAKK+x1Ahe7fgs+Qdc5CA==
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

2026-09-17T10:24:46.560487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071232
observed 4f17c6138218123037b3abd082c721f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:46.544263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071232/manifest.json
observed ee039a5f341a2b294aa5fe7e933c0d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:46.527047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071232/publication.md
observed 9b897299f2c7c1a9175f633617212465...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:46.510284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071232/publication.txt
observed fb15857596a6c60d560736eada4dac7d...
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.