OpenTechnical

OT-2026-000077882

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000077882) never changes.

Identity and time

Publication numberOT-2026-000077882 · never reused
Internal UUID01a0ae95-2ed0-770c-9487-dbffa05cbfe0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077882
StatusPUBLIC

Content hashes

Canonical text12afd00e25c6e238ed6fc0d5f4ddb8afae971f64f5b3515a10f9f16a1a1d6e9b
Markdown2d164f40846ffc8cc6eceb8bdfe51bda35602fb7985ef17298887ed7026980a5
PDF
Publication page2a1db479cb698516c694cd93412187c4d610e7892460a524047e293c767f7369
Manifestac424ca276604c233f2adb4bb4b4c7fdc284a081eea966d0d10d1c7e9e571b10

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
Signatureog2sCp+jfEfikn25izVdhERaZ3aPO0/RHYdPmFgmuwxg+dYhmH/m3TxRmA6WHL1M+FJJpjU+wAJftyFnNpwfAw==
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

2026-09-17T10:07:37.632422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077882
observed 2a1db479cb698516c694cd93412187c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:37.614053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077882/manifest.json
observed ac424ca276604c233f2adb4bb4b4c7fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:37.594430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077882/publication.md
observed 2d164f40846ffc8cc6eceb8bdfe51bda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:37.541036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077882/publication.txt
observed 12afd00e25c6e238ed6fc0d5f4ddb8af...
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.