OpenTechnical

OT-2026-000056851

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000056851) never changes.

Identity and time

Publication numberOT-2026-000056851 · never reused
Internal UUID01a0ae87-7af8-780c-a665-987224bfa353 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056851
StatusPUBLIC

Content hashes

Canonical textaf0bb8050cb8a654b61121b7980a1fe47eb4b3c7816993c3587ecd7951acdd7d
Markdown0c196364941469e9e64abda745c8407d44d1ff9bb231ad09e8d64d32bf917147
PDF
Publication page333f419bd86f0d8c3709aefa2afb609bf52a95a84a5dae68d4cf1089490b877b
Manifeste419772db4873855b3bfec59a07dc22202fc06959c7cdfdff1a10081805cfe5e

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
SignaturexaJfQtD+UDVD5RNYwcUdeFlMdttrEF3bqkQFrSDIXuijewkxSHhbHZcL41uKQsqyuLLr/qfQjK1ybtRVdxbmBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:21.125147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056851
observed 333f419bd86f0d8c3709aefa2afb609b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.105005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056851/manifest.json
observed e419772db4873855b3bfec59a07dc222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.086169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056851/publication.md
observed 0c196364941469e9e64abda745c8407d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:21.068010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056851/publication.txt
observed af0bb8050cb8a654b61121b7980a1fe4...
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.