OpenTechnical

OT-2026-000088676

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000088676) never changes.

Identity and time

Publication numberOT-2026-000088676 · never reused
Internal UUID01a0ae9b-8f0f-79cc-8920-7056fc4586e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088676
StatusPUBLIC

Content hashes

Canonical texte3934fedd1737cf0dfcb8620fcb2efe38e2913e7848c77e8af7f43dc7ccfb1ff
Markdown2d33cf903c1bb1419cadaa7e8802b6b39ca0dcb23f98377323f15a1b0a9d397f
PDF
Publication pageeef5157890bf13d617a2c82f7fb019f4f09e3db43333edf7c6790c387bca2c7a
Manifest4899c8f8cee648fac883a59a0d783a7399a2654a1efa27fe6a90c8da1d9790c6

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
Signaturex4hEW89Q9PeBhS/W3JfGkiRtmSfmZ00VOMkik+A9Pzw2ZI95awCNuabozEHLzx4tazLBdGp8KQ3r8E/viOjdCQ==
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

2026-09-17T09:47:54.226536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088676
observed eef5157890bf13d617a2c82f7fb019f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.209215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088676/manifest.json
observed 4899c8f8cee648fac883a59a0d783a73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.192352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088676/publication.md
observed 2d33cf903c1bb1419cadaa7e8802b6b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:54.175652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088676/publication.txt
observed e3934fedd1737cf0dfcb8620fcb2efe3...
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.